The highest navigable lake in the world is Lake Titicaca, located on the border between Peru and Bolivia. At an elevation of approximately 3,812 meters (12,507 feet) above sea level, it is renowned for its stunning landscapes and cultural significance. The lake covers an area of around 8,372 square kilometers (3,232 square miles) and is home to various communities, including the Uros people, who live on floating islands made of totora reeds. Lake Titicaca is also an essential water source and supports a unique ecosystem.