Wikipedia
Kasthamandap ( Sanskrit: काष्ठमन्डप, Nepal Bhasa:मरु सत्तल Maru Sattal; literally "Wood-Covered Shelter") was a three-storied temple situated at Maru, Kathmandu. It was one of the largest and most noted pagodas of Nepal. The pagoda enshrines a statue of Gorakhnath.
The temple was built in pagoda style design. It was built in the early sixteenth century by King Laxmi Narsingha Malla. The whole temple was built from just wood of a single tree, and covered with the shrine. It is believed that it was made by artist named Biset. The name of capital city is named after this temple. Once a year a huge ceremony was performed in the temple. On that day people gathered around the temple and they stayed up all night. People shared the legendary stories about the temple and enjoy different variety of food. The temple was one of the major tourist attractions as well. Everyone was allowed to visit the temple, but people were prohibited to take photographs when inside. The temple was open after mid day until midnight. The unique feature of Kasthamandap had made it the most noted pagoda of Nepal.
The earthquake on 25th April 2015 caused severe damage to this temple and its ultimate collapse.