The Door to Hell – Ahal Province, Turkmenistan
The door here is completely filled with natural gas. The whole gases collapsed into the hole and the natural gas which was poisonous started discharging. Soviet geologist has this brilliant idea to burn off the gas to prevent it from spreading and as a result we have the ever-burning hole that we see today.
Death Zone – Mt Everest, Nepal
Death zone is at the world’s highest mountain Everest and the zone is the high altitudes that are at an 8000 m altitude. The most scary part in this place is corpses can be found near the climbing routes.
Ijen Volcano Sulfur mines – East Java, Indonesia
This is at 8660 ft (2600 meters) altitude. The scary point here is that the workers who collect the sulfur in the volcano’s sulfur mines can either be afflicted with all kinds of respiratory affliction or that the volcano might blow its top anytime.
Jacob’s Well – Texas, United States
The Jacob’s well is karstic spring that has a 12-foot (3.7m) width mouth and flows from nearby Cypress Creek. The well has a vertical descent that goes on for about 30 feet (9.1m) down then it continues on at a downward angle that passes through some chambers that are filled with silt and the descent finally reaches the bottom which is at a depth of 120 feet (37m).
The Mariana Trench – Pacific Ocean
This is the most deepest part of the world’s ocean. The trench is 322 kilometers (200 miles) deep from the surface of the ocean to the deepest part of the place.