For the most adventurous trekkers, with fundamental knowledge of the mountains, this trek provides a rare experience. The treks takes one from Nandanvan to Vasuki Tal after due acclimatization. There is a gradual ascent of 10 Kms., thereafter, the trek negotiates Kharapthar at a height of 5456 Mts. before camping at Kalindi base (5500Mts.). Crossing the Kalindi Pass, one trek down to Arwa glacier and Arwatal (3910 Mts.) to Badrinath via GHASTOLI with two main rivers crossing on the way.
GMVN arranges this trek for twelve days, under normal weather conditions.