Delving into the mysteries of sunken cities through submersible tours provides a glimpse into the past like no other. This ...

In Texas, a drought combined with high temperatures has resulted in water levels getting so low that a previously underwater cave and 19th-century ruins have surfaced for the first time in decades.

inland ruins are found in rivers and lakes. They also come in varieties that include shipwrecks carrying cargo and ancient settlements submerged underwater. A fortress used by the medieval ...