Crystal Cave

Crystal Cave is a decorated limestone cave located within Yanchep National Park, about 50 kilometres north of Perth in Western Australia. Accessed only by guided tour, it features stalactites, stalagmites, helictites and shawl formations illuminated for viewing. Part of the park's cave system developed for tourism since the 1930s, it offers insight into the region's geology and karst landscape and is a key visitor attraction within the national park.

Visitors access Crystal Cave only on a guided tour led by a park guide. The tour descends via stairs into chambers with limestone formations including stalactites, stalagmites, columns and delicate helictites, lit for viewing. The cave has low ceilings, narrow passages and uneven, sometimes slippery surfaces. Tours include interpretation of geology and cave formation. The cave is within Yanchep National Park bushland, near the visitor centre, Loch McNess and koala boardwalk.

The Yanchep caves were identified in the early 1900s during exploration of the area. Crystal Cave was developed for tourism in the 1930s as part of Yanchep National Park, one of Western Australia's earliest national parks (established 1905). Infrastructure including stairs, lighting and pathways was added to allow public access while protecting formations.

Yanchep National Park lies within Noongar country and holds cultural significance for Noongar people. The park landscape, wetlands and caves are part of the natural heritage of the Swan Coastal Plain and are interpreted for visitors alongside the area's Aboriginal heritage and early European settlement history.