Edinburgh many museums and libraries. These include the National Museum of Scotland, the National Library of Scotland, National War Museum, the Museum of Edinburgh, Surgeons' Hall Museum, the Writers' Museum, the Museum of Childhood and Our Dynamic Earth. The Museum on the Mound has exhibits on money and banking. Edinburgh Zoo, covering on Corstorphine Hill, is the second most popular paid tourist attraction in Scotland, and currently home to two giant pandas, Tian Tian and Yang Guang, on loan from the People's Republic of China. Edinburgh is also home to The Royal Yacht Britannia, decommissioned in 1997 and now a five-star
Tian Tian (male giant panda) are interested in doing so—they have never gotten the positioning correct. This is a problem with giant pandas born in captivity. In the summer of 2005, Mei gave birth to a male cub, Tai Shan, on July 9, 2005. In keeping with the agreement made at the time Tian Tian and Mei Xiang arrived in the United States, Tai Shan left the National Zoo in February 2010 to return to his ancestral homeland. He flew to China on the same flight as his cousin Mei Lan, who was born at Zoo Atlanta. Some of Tian Tian's semen was preserved cryogenically,