Caves of the Margaret River Region
A subterranean world beneath the Leeuwin-Naturaliste Ridge — hundreds of limestone caves, from grand Jewel Cave to family-friendly Mammoth and historic Ngilgi.
Caves of the Margaret River Region
Running the length of the region, the Leeuwin-Naturaliste Ridge hides hundreds of limestone caves — a subterranean world of stalactites, underground lakes and ancient fossils. Several are open as show caves, from the grand Jewel Cave near Augusta to family-friendly Mammoth Cave and the historic Ngilgi Cave near Yallingup. They’re a perfect cool escape and a highlight for all ages. Here’s how to choose and visit.
Which to Visit
Jewel Cave
The largest show cave in the region, with dramatic straw formations.
Lake Cave
A beautiful cave with a still, reflective underground lake.
Mammoth Cave
Family-friendly and self-guided, with ancient fossils to spot.
Ngilgi Cave
Rich formations and Aboriginal and colonial history in the north.
Cave Tips
- Book guided tours ahead, especially in peak season
- Mammoth Cave is self-guided and best for families
- Bring a light jacket — caves are cool year-round
- Check steps and access if you have mobility needs
- Pair a cave with the nearby coast or a caves & coast tour
The Caves — FAQ
What caves can you visit in Margaret River?
The Leeuwin-Naturaliste Ridge holds hundreds of limestone caves, several open as show caves — Jewel Cave (near Augusta), Lake Cave, Mammoth Cave and Ngilgi Cave (near Yallingup) are the best known, each with guided or self-guided tours.
Which cave is the best?
It depends — Jewel Cave is the largest show cave with dramatic formations; Lake Cave has a beautiful underground lake; Mammoth Cave is self-guided and family-friendly with fossils; Ngilgi is rich in formations and history. Many visitors do two.
Do you need to book cave tours?
Booking is recommended, especially in peak season and for guided tours. Tour types, times and tickets change — check current details before you go.
Are the caves suitable for kids?
Mammoth Cave is self-guided and especially family-friendly (with fossils to spot); others involve stairs and guided tours. Check each cave’s access and steps if you have young children or mobility needs.
How were the caves formed?
They formed over hundreds of thousands of years as water dissolved the ancient limestone ridge, creating chambers filled with stalactites, stalagmites and other delicate formations — some containing significant fossils.
Margaret River, Planned Around You
World-class cellar doors and surf, ancient caves, karri forests and the wild Cape-to-Cape coast — with the driving and bookings handled by the family that’s toured Australia since 1974.
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