Dharahara (Nepali:धरहरा), also called Bhimsen Tower, was a nine-storey, 61.88-metre-tall (203.0 ft) tower at the center of Sundhara in Kathmandu. It was built in 1832 by Mukhtiyar (equivalent to Prime Minister) Bhimsen Thapa under the commission of Queen Lalit Tripura Sundari and was a part of the architecture of Kathmandu recognized by UNESCO.