Höhlen
Höhlen, also known as caves, are natural underground spaces large enough for a human to enter. They are formed by various geological processes, most commonly the dissolution of soluble rocks like limestone, dolomite, and gypsum by water. This process, called karstification, can take thousands or even millions of years. Other types of caves include lava tubes formed by flowing lava, sea caves carved by wave action, and talus caves formed by rockfalls.
Cave environments are often unique and can host specialized ecosystems. The stable temperature and high humidity
Humans have utilized caves for shelter and as places of spiritual significance since prehistoric times. Evidence