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
South American Council of Health different country. The CSS is underpinned by the Technical Secretary in charge of the Pro Tempore Presidency (PPT) and two countries of the previous and following PPT, in order to ensure the continuity of works. There are also the Technical Groups responsible for analyzing, preparing and developing proposals, plans and projects that contribute to the South American integration in health, according to the alignment established by the South American Health Agenda. The Technical Groups are divided into areas of work defined by the South American Health Council, with one country in charge of the coordination and another country as the