the clues so far are: the ancient crossway is not in America nor Europe, however the crossway is made of stone, and kind-a confuse on the underwater part though.
Jade. We're sorry to confuse people. Most of it is underwater but some of it is at the surface. It used to be completely walkable up until the 15th century.
Jade. We're sorry to confuse people. Most of it is underwater but some of it is at the surface. It used to be completely walkable up until the 15th century.