This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Fotografi av St. Canzian. Kronprinz Rudolf Grotte Hallwylska museet .tif original caption Fotografi av St Canzian Kronprinz Rudolf Grottebr Nyckelord Grotta Resealbum Foto Fotografi HWY place of origin San Canziano Country SI original filename hmdig inventory number HWY LXVI PD Jenny Bergensten Historical images of kocjan Caves