About This Tour
Actun Tunichil Muknal (Cave of the Stone Sepulchre) dubbed by National Geography as the top sacred cave to explore in the world; should be on your bucket list! Your journey starts from La Isla Bonita San Pedro by sea on San Pedro Belize Express water ferry or by air on Maya Island Air; the choice is yours. Our guides will meet you upon mainland arrival in Belize City. From here, it’s a 90-minute drive in air-conditioned comfort until your arrival at the ranger outpost. Here, our guides will provide you with a helmet, headlamp, and life jacket if needed. When geared up, it’s now time to hike, wade and swim the sacrificial Mayan underworld of the ATM. There’s 3 river crossing and a 30-minute hike, which will bring you to an hourglass entrance. From here, the cave system spans approximately 3 miles with stalactites, stalagmites, jarring boulders and fresh water streams from ankle to waist deep. When in the cave its time for exploration!!!
Photo Gallery






Tour Analysis
Tour Characteristics
Analyze this tour to extract its characteristics (adventure level, structure, food importance, etc.). This is a one-time analysis that enables personalized matching.
One-time analysis • Enables preference matching
What's Included
What's Not Included
Additional Information
Meeting Point
The tour guide will meet you at the water taxi terminal or the airport in Belize City.
Cancellation Policy
For a full refund, cancel at least 24 hours before the scheduled departure time.
✓ Free cancellation due to bad weather
Tour Operator
Private Belize Adventure
Official supplier for this experience. Bookings are handled directly through Viator with verified partners.
Viator Certified
Trusted local operator
Guest Ratings
Based on 6 verified reviews
Average rating
Ready to Go?
Book A.T.M Cave (Actun Tunichil Muknal) from San Pedro
Secure your spot instantly through Viator and receive flexible cancellation options plus verified customer support.
Trusted partner • Instant confirmation
