Krakatoa and Sumatra are islands in Indonesia that are about 2,600 km (1,616 miles) apart. Krakatoa is located in the Sunda Strait between the islands of Java and Sumatra. Sumatra is located off the western coast of Indonesia.
The two islands are both volcanoes. Krakatoa is the most active volcano in Indonesia. It has erupted more than 30 times since 1883. The most recent eruption was in May 2006. Sumatra is the sixth most active volcano in the world. It …