Britain's largest zoo houses more than 650 species. On the grounds are an aquarium, a reptile house, a children's zoo and "Gorilla Kingdom." The BUGS exhibit (Biodiversity Underpinning Global Sustainability) is set in a glass pavilion. Daily 10 am-5:30 pm (29 October-February till 4 pm). Last admission one hour before closing. £15.50 adults, £12.50 children ages 3-15, £51 family. 10% discount on basic price for online bookings (except family ticket). Regent's Park (Tube station: Camden Town), London NW1. Phone 020-7722-3333. http://www.zsl.org.