Walk luminous chambers and listen to an in-depth audio guide as Mammoth Cave reveals fossils, karst geology, and a seasonal tannin-stained stream. Ideal for visitors who want an informative, accessible cave experience near Margaret River.
More ways to explore the area's outdoor wonders
You step off a sun-warmed boardwalk and into a cool, echoing mouth of rock; the karri forest behind you hushes and a faint tannin-scented stream dares you deeper. The audio guide begins, and the cave answers—drips, gentle wind, and the low, patient geometry of stalactites and stalagmites that grew one grain of mineral at a time.
Difficulty
easy
Duration
1 hour (allow 1.5–2 hours with Marri Trail)
Fitness Level
Moderate—able to manage short flights of stairs and uneven surfaces; wheelchair users can access first chamber.
Wildlife
History
Excavations in the mid-20th century revealed thousands of fossils from Ice Age megafauna; the site remains important for Pleistocene research and local heritage.
Conservation
The cave’s formations and fossil deposits are fragile—stay on boardwalks and follow site rules to minimize impact; the park promotes Leave No Trace practices.
Reserve your spot on the Mammoth Cave Self-guided Audio Tour (Located in Western Australia) today and enjoy a trusted, highly rated experience designed to help you make the most of your adventure.
Bring a light layer
Cave temperatures stay cool year-round; a light fleece or windbreaker keeps you comfortable inside.
Wear grippy shoes
Boardwalks can be wet and stone steps are uneven—closed-toe shoes with good traction are recommended.
Respect barriers and signs
Do not touch formations or cross railings—oils from hands halt mineral growth and damage delicate features.
Allow extra time for the Marri Trail
If you finish the cave early, extend your visit with the nearby Marri Trail to hear birds and see local flora.
Closed-toe hiking shoes
Provide traction on wet boardwalks and uneven cave steps.
Light fleece or jacket
Keeps you warm in the cave’s cool, damp air.
all
Reusable water bottle
Hydration for the walk to and from the visitor area, especially in warmer months.
summer
Camera with low-light setting
Capture chamber features, but avoid flash near fragile formations.