Bukit Nanas, meaning "Pineapple Hill" (Weld Hill during colonial rule), is a small hill in Kuala Lumpur, Malaysia. It contains the only virgin tropical rain forest left in the heart of Kuala Lumpur. The Bukit Nanas Forest Reserve is located here, and is open to the public. There are jungle trails, a visitors centre, and a forestry museum. A number of notable buildings, such as the landmark Kuala Lumpur Tower, are located on Bukit Nanas. The area is served by the Bukit Nanas Monorail station.