entrance to the cuevona in the medulas ancient roman gold mine in a day with a lot of fog in the medulas. nature, travel, landscap

2018 ancient archaeological archeology beautiful beauty bierzo castilla cave cliffs countryside cuevona day desert engineering entrance erosion excavation fog gold heritage history horizontal image landscap landscape landscapes las leon lion lot medulas mine mining monument mountain natural nature november open orange outdoor photo red rock roman sand scene site spain tourism tourist travel trees unesco vegetation view world