Was war einmal ein Tagebau, Ruggles Mine, ist heute ein beliebtes Ziel für die Erforschung offen. Die Grube umfasst Tunnel und unterirdische Kammern, die Sie durchführen können. Es gibt einige Bereiche, wo man unter Wasser Tauchen mit dem richtigen Gang gehen kann.
Ruggles Mine is an open-pit mine that was turned into a tourist attraction but is now closed and was recently sold.The mine is located 40 miles (64 km) northwest of Concord, New Hampshire, in the town of Grafton, a short distance from Route 4 at the village green. The spacious pit includes tunnels and underground chambers, some of which are filled with water. Visitors were allowed to keep any of the various minerals that were found on the mine floor or that could be hammered loose from the walls of the pit.Provided By: https://en.wikipedia.org/wiki/Ruggles_Mine