One of the strange coffee brews around the world is Kopi Joss in Yogyakarta, Indonesia. What's special about this coffee? A flaming hot charcoal is added to the brew to neutralize the coffee's acidity.
Mount (Gunung) Merapi - This is an active volcano located on the border between Central Java & Yogyakarta and is also a stratovolcano. This volcano is the most active one in Indonesia as it has been recorded in eruption regularly since 1548