Tamil Nadu
Nilgiri grasslands, Agasthyamalai forests and cascading falls.
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- Western & Eastern Ghats
Trails & landmarks
Doddabetta
The highest summit of the Nilgiris — a short walk above Ooty to a view that on clear days reaches the Anaimalais.
Agasthyarkoodam
A permit-only sage's mountain on the Kerala-TN ridge — Kani tribal trails through shola and grassland to the granite head.
Coaker's Walk, Kodaikanal
A 1 km cliff promenade above the Cumbum valley — Pillar Rocks and Bear Shola Falls a short ride away.
Courtallam Falls
A nine-falls cluster on the Western Ghats spurs above Tenkasi — Main, Five Falls and the high Old Falls staircase.
Yelagiri Hills
A small Eastern Ghats plateau — Swamimalai trail, Punganur lake and the Jalagamparai waterfall on its southern flank.
Yercaud (Shevaroy Hills)
Coffee, citrus and silver-oak slopes around the Yercaud lake — Servarayan temple sits on the highest knob nearby.
Valparai Plateau Trail
Lion-tailed macaque country in the Anaimalai tea belt — Aliyar reservoir base, 40 hairpins, and the Sholayar dam viewpoint.
Hogenakkal Falls
The 'Niagara of South India' — the Kaveri shatters into dozens of channels through black-basalt gorges, navigated in coracle rides.
Theerthamalai Hill
A stepped Theerthagireeswarar pilgrim climb above Harur — perennial spring tanks and a wide view over the Cauvery basin.
Krishnagiri Reservoir
The 'mango district' reservoir on the Thenpennai — a long earth-dam walk with the Krishnagiri Fort hill rising over the eastern shore.
Rayakottah Hill
An old Tipu-era hill fort in the Hosur uplands — a steep granite scramble past abandoned bastions to a windswept summit.
Annamalai Girivalam
The 14 km Karthigai-Deepam pilgrim circuit around Arunachala — a separate scramble climbs through Skandashramam to the summit deepa.
Javadhi Hills
An Eastern Ghats sandstone plateau between Vellore and Tiruvannamalai — Beemanmadavu falls, Malayali tribal hamlets and red-soil ridge walks.
Sathanur Dam
Reservoir on the Thenpennai cradled by the Chennakesava hills — a forested dam-top walk and a small crocodile farm at the foot.
Gingee Fort
Three free-standing granite pinnacles linked by ramparts — Krishnagiri, Rajagiri and Chandragiri host the Kalyana Mahal and Venkataramana temple.
Singavaram Hill
A small Pallava rock-cut Ranganatha shrine on a granite knob outside Gingee — best paired with the fort climb across the road.
Pichavaram Mangroves
The world's second-largest mangrove forest — a maze of root tunnels paddled in dugouts between the Vellar and Coleroon estuaries.
Veeranam Lake
An 11th-century Chola tank that still supplies Chennai's drinking water — a flat earth-dam walk fringed by coconut groves and herons.
Vellore Fort
A Vijayanagara moat-fort on the Palar plain — granite ramparts, Jalakanteswarar temple's stone chariot and the Tipu Mahal museum.
Amirthi Forest Walk
A small zoological park in the Yelagiri foothills — light deciduous canopy, the Amirthi stream and a short waterfall in monsoon.
Jalagamparai Falls (Yelagiri)
A short forest scramble below Yelagiri's Punganur lake — the Athanavur stream tumbles 30 m over a granite shelf into a quiet plunge pool.
Vainu Bappu Observatory Hill
A working astronomy hill in the Javadhus — guided tours of the 2.34 m optical telescope and a forest road through the surrounding reserve.
Kalrayan Hills
A forested Eastern Ghats range split into Periya and Chinna Kalrayan — Megam Falls, the Vasudhanavur reservoir and Malayali tribal villages.
Megam Falls
A 60 m two-tier cascade hidden in the Periya Kalrayan forest — a 1 km muddy descent through bamboo and silver-oak.
Mettur Dam Walk
Stanley Reservoir on the Cauvery — one of India's largest gravity dams with a long top-walk between forested gorge walls.
Kanjamalai Hills
A magnetite-rich granite massif west of Salem — steep stone steps to the Murugan shrine on the upper plateau.
Kolli Hills (70 Hairpins)
The notorious 70-hairpin ascent of the 'mountain of death' from Sangam-era poetry — Akasha Ganga falls, Arapaleeswarar temple and viewpoint loops.
Namakkal Fort
A monolithic granite block in the heart of Namakkal town — Ranganatha and Narasimha cave shrines and the Hanuman colossus below.
Bhavanisagar Lake
A massive Cauvery-system reservoir at the foot of the Sathyamangalam range — a long bund walk and elephants visible across the water at dawn.
Sathyamangalam Tiger Reserve
Veerappan country reborn as a tiger reserve — Hasanur ghats, Bargur cattle herders and short trails through dry deciduous woodland.
Velliangiri Hills (Sapta Giri)
A seven-hill barefoot pilgrim climb to the Adi Yogi shrine on the seventh peak — the Pancha Bhoota arch, Pillaiyar Kuzhi and Andi shrine on the way.
Siruvani Falls
Tamil Nadu's sweetest-drinking-water river drops through a teak-fringed gorge below Siruvani dam — a short walk in from the Kovaipudur ghat.
Marudhamalai Hill
A small Western Ghats outlier above Coimbatore — stepped path to the Murugan temple, herbal-plant trails and a short scramble to the Pamban Swamy cave.
Kovai Kutralam Falls
A monsoon plunge below the Siruvani dam — locals call it the 'Kutralam of Kovai' for its medicinal water and broad bathing pool.
Pykara Falls
Pykara river drops in two stages through shola forest west of Ooty — a short walk in from the boat-house side of the lake.
Avalanche Lake
A high-altitude reservoir cradled in shola-grassland — Kundah river drainage with rhododendron banks and a Forest-Department-only entry.
Catherine Falls
A two-stage 75 m plunge of the Kotagiri river — the Dolphin's Nose viewpoint above and a steep trail down to the lower pool.
Mukurthi National Park
Permit-only Nilgiri tahr country in the upper Western Catchment — Mukurthi Peak, the Bangitappal trail and silent shola groves.
Suruli Falls
A two-tier 150 ft cascade on the Suruliyaru — the Sangam-era Cilappatikaram describes the cave behind the upper pool.
Megamalai (High Wavy Mountains)
A cardamom-and-tea estate plateau in the southern Western Ghats — Vellimalai viewpoint, Manalar tea valley and the Mathikettan shola.
Kumbakkarai Falls
A series of natural pothole pools at the Palani ghat foot — popular last-stop bath on the descent from Kodaikanal.
Palani Hill (Murugan Abode)
693 stone steps from the Adivaram path to the Dandayudhapani shrine — one of Murugan's six abodes, with the Palani plain stretching south.
Berijam Lake
A permit-only shola lake in the upper Palanis — silver oak, gaur tracks and the Forest-Department road in from Kodaikanal.
Sirumalai Hills
A 'small Kodai' east of Dindigul — coffee, jackfruit and rolling shola, with a 17-hairpin ascent and a viewpoint at Mannavanur peak.
Pazhamudhircholai Hill
A wooded Murugan abode 25 km north of Madurai — six tanks, the Noopura Gangai stream and a stepped climb to the upper sanctum.
Thirupparankundram Hill
First of Murugan's six abodes — a Pandyan rock-cut temple at the foot of a granite pinnacle, with a steeper trail to the summit Kasi Viswanathar.
Samanar Hills (Keelakuyilkudi)
Jain rock-shelters and 9th-century Brahmi inscriptions on a granite outcrop west of Madurai — a short scramble to the meditation caves.
Sathuragiri Hills
A steep barefoot pilgrim climb above Watrap to the Sundara Mahalingam shrine — only 12 days a month it's open, set in dense Western Ghats jungle.
Ayyanar Falls
A 30 m plunge at the Sathuragiri foothills above Rajapalayam — a forest-edge bathing site under the Periyar Tiger Reserve buffer.
Manimuthar Falls
A perennial 30 m drop at the Kalakkad-Mundanthurai foothills — bathing pools layered down a granite slope, often called Tamil Nadu's Niagara.
Kalakkad-Mundanthurai Trail
TN's largest tiger reserve — the Sengaltheri grassland, Kakachi shola and the Pongumkal viewpoint accessed only by special permit.
Sengaltheri Grassland
A high meadow at the heart of KMTR with elephant-grass plains and shola pockets — gaur, Nilgiri langur and the Pongumkal cliff edge.
Kanyakumari Cape Walk
India's southernmost shore where three seas meet — the Vivekananda rock, Thiruvalluvar statue and a sunrise/sunset over the same horizon.
Thirparappu Falls
The Kothayar river spreads across a 50 m granite shelf into a man-made bathing pool — an ancient Mahadeva temple sits on the south bank.
Olakaruvi Falls
A twin upper-and-lower drop deep inside the Mahendragiri reserve — a steep 6 km forest trail accessible only with the Forest Department.
Pechiparai Reservoir
Kanyakumari's principal water lake at the foot of the Mahendragiri — a forested dam-walk and a small Forest-Department interpretation centre.
Maruthuvazh Malai
A medicinal-herb hill at India's southern tip — Agasthya's reputed home, a Murugan shrine on top and the Arabian Sea curving below.
Trichy Rockfort (Uchi Pillayar)
A 1.8 billion-year-old granite outcrop in the heart of Trichy — 437 stone steps past the Thayumanavar shrine to the Uchi Pillayar temple at the top.
Sittannavasal Caves
Jain rock-cut shelters and 9th-century Pandyan frescoes on a low granite hill — short ladder climbs to Brahmi inscriptions and the Eladipattam pond.
Kazhugumalai Rock-Cut Hill
An unfinished 8th-century Pandyan monolithic Vettuvan Koil and a Jain bed-cave with 100 carved tirthankaras on a single granite face.
Dhanushkodi Sand Spit
A walk to land's-end on Pamban — the 1964 cyclone-ruined town, the Adam's Bridge sand strip and Sri Lanka 30 km across the Palk Strait.
Vedanthangal Bird Sanctuary
A 250-year-old village-protected breeding tank for Asia's largest cormorant and openbill stork colonies — winter gathering of pelicans and ibises.
Mahabalipuram Shore Walk
Pallava monolithic rathas, the Shore Temple and the giant Krishna's Butterball boulder — a sea-front geo-cultural ramble down a granite ridge.
Kanchipuram Temple Walk
Ekambareswarar, Kailasanathar, Kamakshi Amman, Varadaraja Perumal — a flat 6 km old-city walk between four of South India's foundational temples.
Pulicat Lake (TN side)
The Tamil Nadu shore of India's second-largest brackish lagoon — winter flamingo flocks, an old Dutch cemetery and quiet fishing-village walks.
Guindy National Park
One of the world's smallest national parks — blackbuck, spotted deer and a snake-park trail tucked inside Chennai's southern city limits.
Muthupet Lagoon
A Cauvery-delta mangrove ringed by salt pans — boat-in to Avicennia channels with herons, painted storks and saltwater crocodile habitat.
Karaivetti Bird Sanctuary
A wide irrigation tank between Trichy and Thanjavur — winter rookery for openbill, ibis and grey pelican on a watch-tower-fitted bund walk.