La Gran Sabana is a 450,000 km ² broad plateau in southeastern Venezuela . It is surrounded by up to 1000 meters high mountain ranges. The area is characterized by wide, flat valleys and has a very ancient geological formation. The rocks of the earth’s crust are taken from the earlier Erdurzeit and formed the western part of the Urkontinentes Gondwana .
Erosion over millions of years in the rugged, the sandstone masses . This left jagged valleys and huge, massive table mountains , in the language of the indigenous Pemón Indians tepuis are known and estimated their age to 70 million years. The 115 different tepuis in this area are characterized by a peculiar and unique flora and fauna on their plateaus. A large proportion of the animals and plants have been established in over millions of years of sustained isolation in endemic species developed.
From the table mountains plunge the highest waterfalls in the world, such as the Salto Kukenam and the Angel Falls . The latter is almost 1000 meters height of the highest known waterfall in the world. He is also one of the most famous sights in the Canaima National Park , by the UNESCO for World Heritage Site was declared. In addition, the tepuis spectacular cave systems such as the Muchimuk cave system in the Churi-tepui , the Cueva Ojos de Cristal in the Roraima tepui, or the shaft of the cave-Sarisariñama tepuis developed.