Titicaca is the highest navigable lake in the world located at 3856 meters above sea level its shores and small islands are home to the aymara and quechua who come from ancient cultures that lived in this area long before the incas dominate here visitors can explore traditional villages where spanish is the second language and where ancient myths and beliefs persist even today one of the peculiarities of lake titicaca are the small floating islands inhabited by a tribe called the uros in th