Guyana the dryer savannah areas in the south-west; and the smallest interior lowlands (interior savannah) consisting mostly of mountains that gradually rise to the Brazilian border. Some of Guyana's highest mountains are Mount Ayanganna (), Monte Caburaí () and Mount Roraima ( – the highest mountain in Guyana) on the Brazil-Guyana-Venezuela tripoint border, part of the Pakaraima range. Mount Roraima and Guyana's table-top mountains (tepuis) are said to have been the inspiration for Sir Arthur Conan Doyle's 1912 novel "The Lost World". There are also many volcanic escarpments and waterfalls, including Kaieteur Falls which is believed to be the largest water
Wentworth Falls, New South Wales for the former hospital have been the source of some local concern. Wentworth Falls has a number of heritage-listed sites, including: Ingar Picnic Ground, one of the most scenic picnic grounds in the Blue Mountains, is eight kilometres further east along Murphys Fire Trail. Further south along Kings Tableland are Sunset Lookout and McMahon’s Lookout, both of which provide long views over Lake Burragorang. Other points of interest and local institutions include the historic Grand View Hotel, the Wentworth Falls School of Arts, Falls Gallery, located on Falls Road close to the Falls themselves, showing some of the major contemporary