Blood Pond Hot Spring, Japan
Located in the town of Beppu, Japan, the Blood Pond Hot Spring is the result of high concentration of iron salts in the area. With the red-colored water, the 90 degree temperature, and the surrounding steam, even the locals refer to the area as hell.
Bizarre Landscapes: Door to Hell, Turkmenistan
In 1971, geologists discovered a 300-feet-wide gas-filled cavern in the Karakum Desert. Fearing the gas would seep into the village, they decided to burn the methane instead. It’s still burning to this day.