According to Daily Star, the incident occurred in the state of Tobasco, Mexico, which is famous for its fine sauce and chili sauce.
According to an American scientist, large amounts of methane released into the Siberia atmosphere may be related to large craters that appear mysteriously here.
Locals in Siberia, Russia, discovered the third mysterious crater in this area, behind two large craters found not long ago.
According to the Russian scientist, the giant crater on Siberia's Yamal Peninsula is the result of the crater formation, not caused by any big explosion.
The giant crater in Russia's Siberia region, discovered last year and unknown cause of formation, is up to 60 m deep and can accommodate a 25-storey building.
Impressive environmental images this year are marked by the emergence of three mysterious craters, volcanic eruptions, forest fires, big storms.