Researchers claim they’ve discovered the legendary Halls of Amenti in a “vast city” beneath Egypt’s Pyramids of Giza — a wild theory that has perplexed archeological experts who dismiss ...

The researchers who claimed to have found a vast underground city beneath Egypt's Great Pyramids doubled down on the wild theory Tuesday by saying they've found a second "hidden city." ...

Researchers from Italy claim they have found a 'vast underground city' they say are the 'legendary Halls of Amenti' under the Pyramids of Giza.

More than 40 downtown Nashville buildings share the same central HVAC system via a vast underground tunnel network city leaders want to expand.

Scientists have discovered a "vast underground city" running beneath the famed Egyptian pyramids in Giza. Using radar equipment, they created high-resolution photos of thousands of feet below the ...

Scientists have found evidence of 'a vast underground city' beneath Egypt's Great Pyramids using technology that blasted the pyramids with radar pulses.

Through a basement door in southeastern Turkey lies a sprawling underground city — perhaps the country's largest — which one historian believes dates back to the ninth century before Jesus ...

Deep beneath the Dutch city lie vast subterranean spaces that have served as art canvases, air raid shelters and a strategic command center.

Wild new theories have emerged after scientists claimed to have discovered a 'vast city' 6,500ft below the Pyramids of Giza.