The nearby Blackwall Tunnels are frequently congested or blocked, leading to long, polluting tailbacks. The Silvertown Tunnel is designed to provide extra capacity, and add redundancy that will ...

Abandoned hospitals, tunnels and castles are fast turning into top destinations for those in search of unusual adventures. One such place can be found in a small European capital. In Tallinn ...

If you're looking for a place to snorkel in Kaua'i, head to Tunnels Beach (aka Makua Beach). Tunnels Beach is located on Ha'ena Point on Kaua'i's North Shore near Wainiha, about 2 miles east of ...

In a press release, researchers from Germany's Johannes Gutenberg University Mainz described their surprise upon finding these bizarre tubular tunnels in marble and limestone. "We were surprised ...