Stargate in to the fifth dimension. Underwater staircase of abundant old quarry in Bethlehem, Pennsylvania, United States. National Portland Cement Company In 1933 purchased the land. As the mining operation continued, the quarry began to fill with water. Water had to be continuously pumped out. When the pumps shut down in the 1970's, 50-acre (200,000 m2) quarry filled with water and it turn into a lake.
Facts about Dutch Springs
It is in United States- The typical depth is 0-40 Metres 0-130 Feet.
- The typical visibility is 3-10 Metres 10-30 Feet.
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Troy IloskiEnter the 5th Dimension
Dutch Springs, Stargate in to the fifth dimension. Underwater staircase of abundant old quarry in Bethlehem, Pennsylvania, United States. National Portland Cement Company In 1933 purchased the land. As the mining operation...