A villager carries his injured daughter following a 5.6-magnitude earthquake that killed at least 162 people, with hundreds injured and others missing in Cianjur on November 22, 2022. (Photo by Aditya Aji/AFP Photo)

Visitors attend the balloon festival on the Eid al-Fitr holiday at Ronggolawe Stadion on April 23, 2023, in Wonosobo, Central Java, Indonesia. Javanese people fly giant hot air balloons during Eid, which has long been a tradition of the Wonosobo regency. (Photo by Garry Lotulung/Anadolu Agency via Getty Images)

An Indonesian man rides two bulls at a traditional bull racing event, locally called "Karapan Sapi Brujul" in Probolinggo on May 21, 2023. (Photo by Juni Kriswanto/AFP Photo)

Female dancers line up before they perform during the opening of Bali Arts Festival in Bali, Indonesia, Sunday, June 18, 2023. The island of Bali is currently holding a month-long annual Bali Arts Festival from June 18 until July 16. (Photo by Firdia Lisnawati/AP Photo)

Agustina, 41, a trans woman poses before a Trans Super Heroes fashion show at a traditional market in Jakarta, Indonesia on December 17, 2023. (Photo by Ajeng Dinar Ulfiana/Reuters)

A man suffering from mental illness sits chained on a bed in his room inside his family home in Curug Sulanjana village in Serang, Banten province, Indonesia March 23, 2016. In a programme launched this year, Indonesia sends teams of workers into often-remote hamlets to help free patients kept in chains and ensure they get the medical treatment they need. (Photo by Reuters/Beawiharta)

Located in East Java, Indonesia, Kawah Ijen is a volcano is home to the largest acidic crater lake in the world. What turns the waters of the lake in the 1 km caldera its beautiful turquoise color are the highly sulfuric gases emitted from the volcano underneath.

Rescuers pull dead whales ashore in Probolinggo, East Java, Indonesia, Thursday, June 16, 2016 during a mass rescue operation of stranded whales. Most of more than 30 stranded whales were managed to be pulled into the deep sea, an official said. (AP Photo/Trisnadi)