The Ponor-Plopa Cave System: Description, Sediments, and Genesis
Journal: Portuguese National Funding Agency for Science, Research and Technology (RCAAP Project by FCT)
Year: 2013

The Ponor-Plopa cave system is located in the central part of the Aninei Mountains, southwest of Steierdorf, a small neighborhood of Anina, at elevations ranging between 575 m (the Ponor) and 545 m (the Plopa resurgence) for the main river cave and ~600 m for the dry caves on the Plopa Plateau. The system includes a total of six caves of which two, Ponor and Plopa, were connected by cave diving. The remaining four caves are relatively small, inactive cavities that were connected to the system at