There's a lot we can learn about the past from exploring old ruins. Venture back through history and ponder times gone by at Fluwelengrot.
This once-important structure is in Valkenburg aan de Geul, a destination that has lots going for it! Bonnefanten Museum, Basilica of Our Lady, and Market are other good sightseeing opportunities nearby when you've had your fill of Fluwelengrot.