The char dham as defined by the Pandavas in Mahabharata as "Badrinath" , "Kedarnath" , "Gangotri" and "yamunotri". To get rid of their sins. Char Dham as defined in modern days (literally: 'the four abodes/seats') are the names of four pilgrimage sites in India that are widely revered by Hindus. It comprises Badrinath, Dwarka, Puri and Rameswaram. It is considered highly sacred by Hindus to visit Char Dham during one's lifetime. The Char Dham defined by Adi Shankaracharya consists of four Vaishnavite pilgrimages. The ancient pilgrimages sites in the Indian state of Uttarakhand viz. Yamunotri, Gangotri, Kedarnath, and Badrinath were known as original Char Dham to differentiate them from the bigger circuit of Char Dham sites. Indian Prime minister has inaugurated Chardham Mahamarg Vikas Pariyojana for connectivity improvement in these pilgrimages on 23 December 2016.