Baumann's Cave

Hermann's Cave (German: Hermannshöhle), together with Baumann's Cave,

Michaelstein Abbey (Kloster Michaelstein) is a former Cistercian

Wernigerode Castle (German: Schloss Wernigerode) is a castle located

Regenstein Castle (German: Burg Regenstein) is a ruined castle that

The Steinerne Renne is a waterfall and natural monument near the town

Drübeck Abbey (German: Kloster Drübeck) is a former Benedictine n

The Harz is a mountain range in central Germany. It is the highest

Ilsenburg Abbey (Kloster Ilsenburg) was a monastery of the Benedictine

İnicrliin Cave (Turkish: İncirliin Mağarası) is a show cave loc

Ballıca Cave (Turkish: Ballıca Mağarası), is a small cave situated at

The Dupnisa Cave (Turkish: Dupnisa Mağarası), aka Dupnisa Caves, is a

Gilindire Cave (Turkish: Gilindire Mağarası), also known as A

Postojna Cave (Slovene: Postojnska jama; German: Adelsberger Grotte;