Q. Which is the highest navigable lake in the world?
Answer: Lake Titicaca
Notes: Lake Titicaca is the highest navigable lake in the world. It is located in the Andes Mountains between Peru and Bolivia, at an elevation of 12,507 feet (3,812 meters) above sea level. The lake is large, covering an area of about 3,200 square miles (8,300 square kilometers), and it is home to a variety of fish species and other aquatic life. In addition to being a source of food and transportation for the local people, Lake Titicaca is also an important cultural and spiritual site for the indigenous communities that live around its shores.