Dalma Wildlife Sanctuary is Jharkhand's premier 193–195 km² hilly wildlife reserve along NH33 near Jamshedpur (coordinates 22°54′15″N 86°12′59″E), inaugurated in 1975 amid Dalma Hills (up to 915m) on the Chota Nagpur Plateau—10–15 km from Jamshedpur city center and ~100 km from Ranchi, serving as a vital migratory corridor for Asian elephants between Jharkhand, Odisha, and West Bengal. Rated 4.2/5 from 14,840 Google reviews, it's famed for elephant herds (flagship endangered species, IUCN status), sloth bears, deer, peacocks, monkeys, plus leopards/barking deer/wild boar/birds amid sal/oak-dominated forests, grasslands, and rocky terrain feeding Subarnarekha River/Dimna Lake catchment—features scenic drives/trails to Dalma Hill Top (Shiva/Hanuman temples, panoramic views, ₹600 vehicle fee), watch towers, deer park, nature walks/trekking/birdwatching/elephant safaris (early mornings), though rough roads and human-elephant conflicts noted.