A recently discovered square structure on Mars has sparked debates between natural geological processes and the possibility ...

A Mars image shows a strange square formation. Some think it's artificial, but experts suggest natural causes.

The formation is rare in the geologic world and ranks as one of the world's finest examples of columnar basalt. Its columns ...

The reason why climbing is no longer possible at Arpa Gorge, the Garni Gorge and all other basalt column formations can be found in the environmental impact connected to climbing. Since 2009 an ...

It is a unique geological formation characterized by around 40,000 interlocking basalt columns, most of which are hexagonal in shape. The site is renowned for its stunning and symmetrical ...

A dramatic volcanic beach with towering basalt columns, sea caves ... this black sand beach features striking basalt rock formations and dramatic Atlantic waves. A black sand beach on Santorini ...

One of the driest places on Earth, featuring unique rock formations, salt flats, and high-altitude geysers, resembling Martian landscapes. A vibrant hot spring known for its rainbow-colored bands ...

Northern Ireland's only UNESCO World Heritage site, the Giant's Causeway is a natural wonder of hexagonal basalt columns formed by ancient volcanic activity. The site's visitor experience combines ...

Formed by volcanic activity, this unique waterfall has about a 65-foot drop cascading over the basalt columns. The dramatic columns at this famous waterfall have even inspired the architectural ...

While most of us have seen brown sand on beaches, some have been luckier to witness white sand. However, only a rare few have seen black sand. Here are some places where black sand is found ...