Construction on the Varberg Tunnel in Sweden—part of a modern railway project—has resulted in an unexpected bounty of ...

It had been five hours since my intrepid robot Gilligan left its garage on the front of the submersible Mir 1 and disappeared inside the cavernous shipwreck ... to a two-and-a-half-mile column ...

In order to map it these days, underwater tools help ... The bow of the ship, or the front, sits on the sea floor, but the back half of the ship, the stern, is not nearly as preserved.

The ship’s whereabouts remained a mystery — until Aug. 17, 2016. That’s when, 213 years later, underwater explorer ... The upcoming talk covers a half-century of exploring shipwrecks ...

Today, it serves as a unique underwater home ... you can only access the wreck via a tour operator. Most snorkeling tours/party boats make a stop here during their half-day tours.

It had been five hours since my intrepid robot Gilligan left its garage on the front of the submersible Mir 1 and disappeared inside the cavernous shipwreck ... to a two-and-a-half-mile column ...