Gaumukh Tapovan Trek is one of the most beautiful treks in Uttarakhand. Not only is it famous because it takes you to the source of River Ganga but the trail takes you to the base of Mt.Shivling and closer to the Bhagirathi massif and Mt.Meru. Please follow through to plan your next trek.  Basic Information Gaumukh Tapovan Trek Highest Altitude: 4460m (14632 ft) Location: Gangotri National Park State/Country: Uttarakhand/ India Base Village: Gangotri Trek Open: May to October Total Distance: 46km (Return) Number of Days: 5 Days Difficulty Level: Moderate Best Time To Trek This trek is open only between May and October. The best time to do this trek would be in September or October. The weather is pleasant and views are clear. You can also do this trek in the month of May when it opens post winter. It would be cold but you would have best views of Mt.Shivling.