50 Fun Facts About Indian Geography

Which Maharashtra lake fills a crater blasted into volcanic basalt by a meteorite around 570,000 years ago?

Lonar Lake sits in a crater punched by a two-million-tonne meteorite, one of very few impact craters on Earth formed in basalt. Its water is both saline and alkaline.

Which city became Assam's capital in 1973 after Shillong went to the newly created state of Meghalaya?

Dispur was a small village when it was made the capital, and has since been swallowed into Greater Guwahati, which is why most people name the bigger city. Shillong had been Assam's capital since British times.

Which planned city, laid out by Le Corbusier, is a union territory that serves as the capital of two states?

Chandigarh is the shared capital of Punjab and Haryana, an arrangement dating from Haryana's creation in 1966. Le Corbusier's master plan built on earlier work by Albert Mayer and Maciej Nowicki.

Which 20 km-wide strip between Nepal and Bangladesh is the only land link to India's eight northeastern states?

The Siliguri Corridor is nicknamed the Chicken's Neck, and Bhutan and China's Chumbi Valley also press close to it. Every road and railway to the northeast squeezes through this gap.

Which line of latitude crosses India through eight states, from Gujarat in the west to the Myanmar border in the east?

The Tropic of Cancer splits India almost in half, yet the whole country is conventionally treated as tropical. Its 23.5° N path runs just north of Ahmedabad, Bhopal and Ranchi.

Which Assam river island, among the largest on Earth, became India's first island district in 2016?

Majuli is listed by Guinness as the world's largest river island, and it is the seat of Assam's neo-Vaishnavite monasteries, the sattras. Erosion has been eating it away for decades.

Which Manipur lake, dotted with floating phumdi islands, holds the world's only floating national park?

Loktak Lake carries Keibul Lamjao National Park on its phumdis, the last refuge of the sangai, Manipur's brow-antlered deer. It is the largest freshwater lake in the northeast.

Around which date does the southwest monsoon normally make its first mainland landfall, on Kerala's coast?

The 1 June burst over Kerala is the date India's weather year turns on, and the rains then take until early July to cover the whole country. Its arrival is tracked like a national event.

Which forest in Gujarat's Saurashtra peninsula is the only place on Earth where Asiatic lions still live in the wild?

Gir held 674 lions at the 2020 count, up from 411 in 2010, all descended from a population once down to a few dozen. The whole species depends on this one patch of dry forest.

Which state, carved out of Andhra Pradesh in 2014, shared Hyderabad as its capital with its parent for a decade?

Telangana arrived as India's 29th state, and the count fell back to 28 only when Jammu and Kashmir was reorganised into union territories in 2019. Andhra Pradesh moved its own capital to Amaravati.

Which 7,817 m peak in Uttarakhand is the highest mountain that lies entirely within India's borders?

Nanda Devi is India's second-highest summit but the highest wholly inside the country, since Kangchenjunga straddles the Nepal border. Its sanctuary has been closed to climbers since 1983.

Which plateau, bounded by the Western and Eastern Ghats, sits on flood basalts erupted around 66 million years ago?

The Deccan Plateau rests on the Deccan Traps, lava layers more than 2 km thick laid down at the end of the Cretaceous, around the time the dinosaurs died out. It covers about 422,000 km².

Which range, running 1,600 km along India's west coast, had 39 of its sites inscribed by UNESCO in 2012?

The Western Ghats hold nearly 30% of all species found in India, most of them found nowhere else, and they wring the rain out of the monsoon before it crosses the peninsula. The UNESCO listing covers seven clusters.

Which river, India's longest west-flowing, runs through a rift valley to the Gulf of Khambhat near Bharuch?

The Narmada rises at Amarkantak in Madhya Pradesh and flows 1,312 km along a trough that Hindu tradition treats as the line between north and south India. Most big Indian rivers drain east instead.

Which river, rising at Trimbakeshwar near Nashik and called the Dakshina Ganga, is India's second-longest?

The Godavari runs 1,465 km east to the Bay of Bengal and drains about a tenth of India's land area. Its Pushkaram bathing festival comes round once every twelve years.

Which Gujarat expanse floods knee-deep every monsoon, then dries to a white salt crust grazed by the Indian wild ass?

The Rann of Kutch covers about 26,000 km² and its Little Rann has sheltered the Indian wild ass in a sanctuary since 1973. The three-month Rann Utsav is staged on the salt each winter.

Which union territory of 36 coral islands in the Arabian Sea, with just 32 km² of land, is run from Kavaratti?

Lakshadweep means 'one hundred thousand islands' in Sanskrit and Malayalam, a grand name for a territory whose ten inhabited islands hold about 64,000 people. It is the northern tip of the Chagos–Laccadive ridge.

Which spot on Great Nicobar, India's southernmost land, lies only 189 km from the Indonesian island of Sumatra?

Indira Point sits far closer to Indonesia than to the Indian mainland, at latitude 6°45′ N, a shade nearer the equator than Sri Lanka's Colombo. The Nicobar group is closed to most visitors.

Which Assam park on the Brahmaputra, largely under water each monsoon, holds the world's most one-horned rhinos?

Kaziranga counts around 2,400 greater one-horned rhinos, and its animals flee to higher ground every July and August when three-quarters of the western park goes under water. It was UNESCO-listed in 1985.

Which Uttarakhand reserve, opened in 1936 under the name Hailey National Park, was India's first national park?

Jim Corbett National Park is named after the hunter-turned-conservationist who shot the man-eaters of Kumaon, and it was later chosen as the launch site of Project Tiger. Today it lists 580 bird species.

Which 9 km road tunnel beneath Rohtang Pass, opened in 2020, keeps Manali linked to Lahaul through the winter snows?

The Atal Tunnel is the world's longest single-tube highway tunnel above 10,000 feet, and it cuts the Manali–Keylong run by some 46 km. Before it, Lahaul was cut off for months each year.

Which 4,310 m pass on the old Silk Road above Gangtok reopened to India–China border trade in 2006, after 44 years shut?

Nathu La was sealed after the 1962 war and reopened on 6 July 2006, though trade is limited to a short list of goods and a summer season. Its name means 'listening ears' in Tibetan.

Which 32 km break in the mountain wall behind Kerala lets monsoon winds blow east into Coimbatore's plains?

The Palakkad Gap is the one real breach in the ghats' wall, so it also funnels hot winds west into Kerala and steers Bay of Bengal cyclones inland. Wind farms line it for a reason.

Which plateau covering most of Jharkhand holds Jamshedpur's steelworks and the Jharia and Bokaro coalfields?

The Chota Nagpur Plateau is India's storehouse of mica, bauxite, copper, iron ore and coal, and its Damodar valley is the country's prime source of coking coal. It spills into four neighbouring states.

Which lake 80 km from Jaipur, India's largest inland saline body, draws tens of thousands of flamingos each winter?

Sambhar yields about 196,000 tonnes of salt a year, and its shallow brine is a major wintering ground for migratory birds. Legend credits the goddess Shakambhari with turning a forest into the salt pan.

Which Andhra Pradesh lagoon is walled off from the Bay of Bengal by Sriharikota, the island ISRO launches from?

Pulicat Lake is India's second-largest brackish lagoon at 759 km², and its barrier island carries the Satish Dhawan Space Centre, so rockets lift off over a bird sanctuary. The lake straddles two states.

Which volcano in the Andaman Sea, the subcontinent's only confirmed active one, erupted again in 2025?

Barren Island is uninhabited, as its name suggests, and has erupted repeatedly since 1991 after more than 150 years of quiet. Nearby Narcondam is a volcano too, but a dormant one.

Which 150 km-wide strait, named for its line of latitude, separates the Andaman Islands from the Nicobar Islands?

The Ten Degree Channel runs along 10° N, and it marks the cultural break between the Andamanese peoples to its north and the Nicobarese to its south. Ships bound for Malacca cross it.

Which Ganges distributary, the river Kolkata stands on, is fed by the Farakka Barrage to flush silt from the port?

The Hooghly gets 1,800 cubic metres of Ganges water a second through Farakka, a diversion that has soured India–Bangladesh relations since the barrage opened in 1975. Dredging was never fully replaced.

Which salty river, rising near Ajmer and crossing the Thar, peters out in Gujarat's marshes without reaching the sea?

The Luni is the Thar's largest river, 495 km long, and its Sanskrit name Lavanavari means 'salt river', though it only turns saline after Balotra. Its water is absorbed before it reaches the Arabian Sea.

Which Rajasthan town near Jodhpur set India's national heat record of 51 °C in May 2016?

Phalodi hit 51 °C on 19 May 2016 during a four-day run above 50 °C, beating the old mark set at Alwar in 1956. The town sits on the fringe of the Thar and is known for its salt trade.

At which Uttarakhand town do the Alaknanda and Bhagirathi meet and first take the name Ganga?

Devprayag is the last of the five sacred confluences, the Panch Prayag, and only below it do maps print the word Ganges. Pilgrims bathe on the tongue of rock where the two rivers collide.

Which state gets most of its annual rain from the retreating northeast monsoon between October and December?

Tamil Nadu lies in the rain shadow of the summer monsoon, so its wet season arrives when the rest of India is drying out. Chennai's worst floods, in 2015, came in November.

Which river, the longest of Punjab's five, enters India from Tibet through the Shipki La pass in Himachal Pradesh?

The Sutlej rises near Mount Kailash by the lakes Manasarovar and Rakshastal, and the Bhakra Dam harnesses it for Punjab, Haryana and Rajasthan. It runs about 1,450 km through three countries.

Which Mediterranean-born storms bring sudden winter rain to northwest India and water the rabi wheat crop?

Western disturbances are extratropical storms that travel east across Iran and Pakistan, arriving four or five times a winter, and they are the reason Delhi gets January drizzle. Without them, Punjab's wheat would fail.

Which 260 m dam on the Bhagirathi in Uttarakhand, completed in 2006, is the tallest in India?

Tehri Dam is a rock-and-earth-fill wall that drowned the old town of Tehri, and it stands in one of the most earthquake-prone stretches of the Himalaya. Its power complex is among India's largest hydro schemes.

Which hill range around Ooty gave its name to India's first biosphere reserve, declared in 1986?

The Nilgiris, the 'blue mountains', lend their name to a 5,000 km² reserve spanning three states and sheltering the Toda people and the Nilgiri tahr. The name may come from the kurinji shrub's blue blooms.

Which range, among Earth's oldest fold mountains, peaks at Guru Shikhar near Mount Abu and fades out in Delhi?

The Aravalli range dates to the Paleoproterozoic, so it has been worn down for well over a billion years, and Guru Shikhar at 1,722 m is all that is left of its highest point. Delhi's Ridge is its last gasp.

Which Madhya Pradesh range, the southern wall of the Malwa plateau, traditionally divides north from south India?

The Vindhya range is only 752 m at its highest, yet Sanskrit poets and Hindu epics treat it as the frontier of Aryavarta. Legend says the sage Agastya ordered the mountains to stop growing.

Which hot, dusty westerly wind sweeps the Indo-Gangetic plain in late spring, with heatstroke a real risk?

The Loo blows in off the deserts at 45 to 50 °C, and north Indian towns shutter their streets through the afternoon until it drops. It ends only when the monsoon arrives.

Which West Bengal hill town's 2 ft-gauge 'toy train', climbing from the plains since 1881, was UNESCO-listed in 1999?

The Darjeeling Himalayan Railway climbs from about 100 m to 2,200 m using six zig-zags and three loops, and Ghum on the line is India's highest railway station. Steam engines still haul the tourist runs.

Which Himachal hill station, summer capital of British India from 1864, is reached by a 1903 mountain railway?

Shimla ran the Raj for half of every year, and the Kalka–Shimla line that serves it threads over 800 bridges and 100 tunnels in 96 km. The town is draped over seven hills.

Which state, India's smallest by area at 3,702 km², stayed Portuguese until Operation Vijay in December 1961?

Goa was a Portuguese possession for about 451 years, far outlasting British rule in India, and its capital Panaji sits on the Mandovi river. Its 160 km coast faces the Arabian Sea.

Which state, India's least populous, touches Nepal, Bhutan and China's Tibet region and only joined the union in 1975?

Sikkim was a Buddhist kingdom ruled by the Chogyal until a 1975 referendum made it India's 22nd state, and Gangtok is its capital. It is also the second-smallest state by area.

Which state, governed from Aizawl, has 722 km of international border shared with Bangladesh and Myanmar?

Mizoram has Bangladesh on its west and Myanmar to its east and south, so it touches more foreign soil than Indian, meeting only three home states along its northern edge. Its people are largely Christian.

Which state, governed from Agartala, is wrapped by Bangladesh on its north, south and west, with India only to its east?

Tripura is India's third-smallest state and was a princely kingdom until 1949, and Partition left it a near-island of Indian territory poking into Bangladesh. Agartala lies barely 2 km from the border.

In which West Bengal district did India and Bangladesh swap 162 tangled enclaves at midnight on 31 July 2015?

Cooch Behar's enclaves included an Indian patch inside a Bangladeshi patch inside India, and residents had lived stateless for 68 years before choosing a nationality. India handed over 111 pockets and took 51.

Which 48 km chain of limestone shoals links Rameswaram island in India to Mannar Island in Sri Lanka?

Adam's Bridge, or Rama Setu, was reportedly walkable until storms broke it up around 1480, and the sea over it is still only one to three metres deep. Hindu tradition holds it was built by Rama's army.

Which union territory, its four districts scattered across three states, stayed French until 1954?

Puducherry is scattered across three states, with Karaikal and the main district sitting as enclaves in the Tamil country, and France only ceded it de jure in 1962. It dropped the name Pondicherry in 2006.

Indian Standard Time is fixed by the 82.5° E meridian, which passes near which Uttar Pradesh town on the Ganges?

Mirzapur's Vindhyachal meridian puts the whole country at UTC+5:30, even though the sun rises almost two hours earlier on the eastern border than in the far west. Assam's tea gardens quietly run an hour ahead.