Bromo Tengger Semeru National Park, Indonesia (6/20)

This national park, located on Java Island, is home to the famous Mount Bromo, an active volcano that is part of the Tengger Caldera. Visitors can hike to the rim of Bromo to witness the sunrise over the surreal landscape of volcanic craters, vast ash fields, and nearby peaks. The Tengger people, who live in the area, also add a unique cultural dimension to the experience.