Four Yugas

Badrikashram was known in different names in each Yugas, in

1. Krutha Yuga it was known as Mukthiprada, in 
2. Tretha Yuga it was Yoga Siddhi, in 
3. Dwapara Yuga it was Vishala and in 
4. Kaliyuga it is known as Badrikashram/Badrinath.