The History of Mount of Abu is full of Mythology. According to the myth the name Mount Abu is derived from Mount Arbud which is youngest son of Himalaya who due to the support of snake also known as Arbud flooded the gorge in the area with water to save the revered bull of Lord Shiva.
According to other myth, Mount Abu was once ruled by the princely state of Chauhan and was treated as summer spot for them for Royalty. The same stories goes with the British, they also retreat there to protect themselves from dust and heat of summer.
Other than this, Mount Abu has been home to numerous sages and saints and most popular of them was Sage Vashistha who has been believed to have created four Agnikula Rajput clans from a fire-pit by performing a 'Yagna' or fire sacrifice, to protect the earth from the demons.