India’s main hiking regions divide into five broad zones:

• Himachal Pradesh — Spiti, Kinnaur, Kullu-Manali corridor, Parvati Valley; mix of teahouse trails and wilderness camping
• Uttarakhand — Garhwal (Valley of Flowers, Kedarnath, Roopkund) and Kumaon (Pindari, Milam glaciers); India’s most trekked Himalayan state
• Ladakh — high-altitude arid plateau bordering Pakistan and China; Markha Valley, Zanskar, Stok Kangri; sensitive border zone
• Sikkim — Goecha La (Kanchenjunga viewpoint), Green Lake; heavily restricted — permits and registered agencies required
• Western Ghats — Sahyadri range through Maharashtra, Karnataka, Kerala; lower altitude (max ~2,695m); jungle and grassland trekking

India’s hiking terrain spans the world’s most extreme altitude ranges:

• High Himalayan zone — glaciated peaks, moraines, high passes at 4,000–5,500m
• Alpine meadows (bugyals) — vast rolling grasslands above treeline in Uttarakhand
• Spiti and Ladakh — Tibetan plateau-like terrain; arid; ancient Buddhist monasteries
• Himalayan forests — oak, rhododendron, pine; cloud forest in Sikkim
• Western Ghats — dense evergreen jungle, tea estates, shola grasslands; completely different character from the north

Trails vary from well-maintained pilgrimage paths (Char Dham) to entirely unmarked wilderness routes requiring GPS (Zanskar, remote Kumaon).

• Valley of Flowers — UNESCO; a glacial valley transformed by hundreds of wildflower species in July–August
• Roopkund Lake — glacial lake at 5,029m containing 9th-century human skeletons; India’s most iconic trek
• Markha Valley, Ladakh — dramatic high-desert trekking through ancient Buddhist villages; views of Kang Yatse (6,400m)
• Chadar Trek, Ladakh — walking the frozen Zanskar River in January–February; one of the world’s great winter adventures
• Goecha La, Sikkim — closest accessible viewpoint to Kanchenjunga (8,586m); dramatic dawn views of the world’s 3rd highest peak
• Spiti Valley — ancient monasteries (Key, Tabo, Dhankar) at 4,000m+ in a Tibetan desert landscape
• Har Ki Dun, Uttarakhand — cradle-shaped valley with one of India’s easiest glacier walks; rich in alpine meadows

• Easy — Valley of Flowers, Kedarkantha, Har Ki Dun: well-organized agency treks with full logistics
• Moderate — Markha Valley, Roopkund, Goecha La: significant altitude and duration; best with an agency
• Hard — Pin Parvati Pass, Zanskar traverse, Milam Glacier: remote wilderness, full camping required
• Technical — Stok Kangri (6,153m; verify current permit requirements) and high-altitude mountaineering objectives

India’s permit system is complex and varies by state and border proximity:

• Inner Line Permit (ILP) — required for foreigners in Ladakh, Sikkim, Arunachal Pradesh, and border areas of Himachal (Spiti, Kinnaur); apply online or at state checkpoints
• Protected Area Permit (PAP) — Sikkim’s Goecha La and Green Lake; must be obtained through a registered Sikkim trekking agency only
• Forest Department permits — many Uttarakhand treks (Roopkund, Milam, Kedartal) require permits from district headquarters
• Photography of military installations strictly prohibited — can result in detention
• Plastic banned inside many parks — carry reusable containers; camping fires prohibited in most protected areas

• Sleeping bag — -15°C rated for Ladakh and high Himachal; -5°C sufficient for lower Uttarakhand routes
• Layering system — base layer, insulation, waterproof shell; temperatures swing dramatically at altitude
• Sun protection — UV radiation is extreme at Ladakh and Spiti altitudes; sunscreen, glacier glasses, hat essential
• Trekking poles — essential for moraine, river crossings and steep descents
• Water purification — filter or iodine; giardia present in many high-altitude water sources
• Altitude medication (Diamox) — widely available in Indian pharmacies; consult a doctor before use

Police: 100 | Ambulance: 108 | Mountain Rescue Uttarakhand (SDRF): +91-135-2710334 | Himachal Police: 1100

• Helicopter evacuation available in major trekking areas but significantly less organized than Nepal; response times long in remote areas
• Satellite communicators (Garmin inReach) strongly recommended for remote routes (Zanskar, far Himachal, Sikkim)
• Mobile signal absent on most high-altitude sections — inform your guesthouse of your route before departing
• SDRF (State Disaster Response Force) manages mountain rescue in Uttarakhand

• Indian monsoon (June–September) — heavy rain, landslides, trail closures throughout the Himalayan states; Ladakh and Spiti are rain-shadow exceptions
• Uttarakhand afternoon thunderstorms — lightning is the primary hazard on exposed ridges in June–August; be below the treeline by early afternoon
• Glacial lake outburst floods (GLOFs) — a growing risk in Uttarakhand and Himachal due to accelerating glacial melting
• Altitude sickness — present above 3,000m in all regions; acclimatization days mandatory
• Western Ghats leeches — common in forest areas during and after rain; uncomfortable but harmless

• Uttarakhand / Himachal — May–June and September–October: before and after monsoon; Valley of Flowers peaks in July–August despite rain
• Ladakh / Spiti / Kinnaur — June–September only: the roads and passes are snowbound outside this window
• Sikkim (Goecha La) — October–November and March–April: dry seasons; magnificent clarity
• Chadar (frozen Zanskar) — January–February only: an extreme winter experience
• Western Ghats — October–February: dry and cooler; monsoon trails spectacular but slippery

• Delhi (IGI) and Mumbai (CSI) — main international gateways; train or domestic flight to trekking hubs
• Leh, Ladakh — fly from Delhi (1.5hr); road from Manali (2 days) or Srinagar open June–September only
• Manali / Kullu — fly Delhi → Bhuntar or overnight bus from Delhi (12hr)
• Dehradun / Rishikesh (Uttarakhand) — train from Delhi (5–6hr) or domestic flight; 4WD road to trekking bases
• Gangtok (Sikkim) — fly Delhi or Kolkata → Bagdogra + 4hr road; ILP checked at state border
• Shimla / Spiti — narrow-gauge train from Kalka (5hr) or road from Chandigarh; Spiti road open May–November only

• India follows strict Drone Rules 2021 (DGCA) — all drones must be registered on the DigiSky portal with a Unique Identification Number (UIN)
• Ladakh, Arunachal Pradesh, Sikkim and J&K border regions — drone flying effectively prohibited for foreign visitors
• Flying near international borders, military installations, national parks and airports requires special DGCA permission — rarely granted to tourists
• Penalties include equipment confiscation and criminal charges under aviation law