It’s long been rumored that a network of old, underground tunnels lies beneath Cusco, Peru, the capital of the ancient Incan ...

taking years and requiring advice from experts in digging tunnels under the Austrian Alps. Occasional cave-ins were just one of many challenges. The location was so remote that it was impossible ...

Researchers from the Hebrew University of Jerusalem uncovered rare cave pearls containing man-made objects within an ancient subterranean water system near Jerusalem. Their findings were recently ...

The Tokyo District Court is ordering a partial halt to the construction of an underground tunnel, which caused a ... Then, in October 2020, a cave-in occurred on a portion of a road in Chofu ...

Four Portuguese cavers have been rescued after a sudden flood trapped them in a cave network in Cantabria, northern Spain. The four, from a climbing club in Porto, went missing on Saturday in the ...