7 places on Earth that are always on fire

In 1971, Turkmenistan petroleum engineers went digging thinking they had hit an oil strata, however they were wrong. Instead, it was natural gas that collapsed into a crater and released methane.

Believing this posed significant health risks, they threw a grenade into the hole. Boom! The ‘Gates of Hell’ were opened and almost 50 years later, and it is still burning.

This fire temple sits right above a natural gas vent in Baku, Azerbaijan. However, as a result of natural gas exploitation, the flames were exhausted in 1969 and are only maintained now by artificial gas supplies.

When they were first discovered by John Franklin, they were already burning. Isn't this a world wonder? The smoke is caused by the deposits of continuously-burning sulfur-rich lignite.

Speak of a natural oil and gas overflow, and Kurdistan Iraqi is top of mind. In the city of Chamchamal, a methane gas leak has caused this water well to remain ablaze for over two years.

Located in Chestnut Ridge Park, this waterfall emits natural gas that burns for most of the year. When lit, it produces a small flame which can be extinguished.

This mountain in Turkey has deposits of natural gas that have caused fires in some parts of the mountain. It is surreal. You could literally be walking and suddenly realize that a part of the floor starts burning.

What is it with Baku, Azerbaijan and burning places? The Yanar Dag is another mysterious but beautiful fire hill that never stops burning.