http://asthanepal.com/budhanilkantha/
BUDHANILKANTHA THE SACRED TEMPLE IN KATHMANDU Budhanilkanta is a holy Hindu temple located in Budhanilkantha, Bagmati, Nepal, where the sculpture of lying Lord Vishnu in the middle of the sacred pond. The temple is situated in the northern part of Kathmandu Valley and just below the Shivapuri Hill. The status of Lord Vishnu of this temple is considered as one of the largest and decorated stone carving in Nepal.
HISTORY OF BUDHANILKANTHA The word Budhanilkantha is driven from Sanskrit, which means “Old Blue Throat” that started with Lord Shiva drinking the poisonous water to save the world. This temple is also called as the Narayanthan Temple by the people of Nepal.
History of Budhanilkantha This temple was built to symbolize Lord Vishnu as one of the „Trimurtis‟ along with Lord Brahma and Lord Shiva. Some evidence of the temple says that it was build during the 7th century under the rule of Licchavi king Bhimarjuna Dev. It is believed that no kings of Nepal since the King Pratap Malla had ever visited that temple, and it is said that if kings visited the temple, they would die.