The cistern lay undiscovered until the 16th century ... take an exciting and unique quarry tour in an ex-army truck. This remarkable underground rock church is one of Helsinki's main attractions.

The world’s largest underground floodwater protection system, a colossal underground flood tank aimed to shield Tokyo from environmental disasters has become a hotspot for social media users chasing ...

Its main attraction is a looming and oversized Coach bag ... the pair were drawn to the aesthetic of Istanbul’s Basilica Cistern, an underground water reservoir from the sixth century. The moody ...

We tick off many of the city’s big-ticket attractions, including the arresting six-minareted Blue Mosque, the subterranean Basilica Cistern ... is Kaymakli Underground City, a vast underground ...

Officially known as the Metropolitan Outer Area Underground Discharge Channel, the facility is visually reminiscent of Istanbul’s ancient underground Basilica Cistern water reservoir.

Mars was heavily bombarded by meteorites during the Noachian period, which may have formed fractures that channeled water underground. Deep beneath the surface, warmer temperatures would keep the ...

The four-person crew and its 18-ton, tracked 2S1 howitzer—a 122-millimeter gun in a turret on a lightly-armored chassis—live tens of feet underground in a dugout clearly carved out of the soil ...

Nashville's District Energy System is more than 50 years old and pumps chilled water and steam to more than 40 buildings through an underground tunnel network. Metro Council member Olivia Hill ...

LOUISVILLE, Ky. (WDRB) -- A woman was taken to the hospital after shots were fired near Underground Station in New Albany on Tuesday morning, according to police. Officers with the New Albany ...