The Aggitis River Cave in Greece is one of the largest and most spectacular river caves in all of Europe. It is located in the area of Drama.
Alfred Downing created accurate sketches of the banks and riverbed of the Columbia River. In 1880, he created a reasonably accurate outline sketch of the Waterville Plateau. He ...
The world’s oldest map, a 3,000-year-old Babylonian clay tablet known as the Imago Mundi, may reveal the location of an […] ...