Lake Toba is a large natural lake located in North Sumatra, Indonesia. It is one of the largest lakes in the world, measuring approximately 100 kilometers in length, 30 kilometers in width, and up to 500 meters in depth. The lake is located within the caldera of a supervolcano, which last erupted around 75,000 years ago.
The Gili Islands are a group of three small islands located off the northwest coast of Lombok, an island in West Nusa Tenggara, Indonesia. These islands are known for their stunning natural beauty, crystal-clear waters, and vibrant coral reefs. The Gili Islands are a popular destination for travelers looking to experience the beauty of Indonesia's marine life and relax on pristine beaches.