Explore the hidden chambers and crystalline waters of the Mayan underworld at Actun Tunichil Muknal (ATM), featured in National Geographic! Swim into the mysterious cave, which the ancient Mayas considered to be a portal to the underworld, known as Xibalba. This day trip from San Ignacio includes a 1.5-hour round-trip hike in Tapir Nature Reserve and enjoy delicious local lunch. Climb, crawl, swim, and play in the water passage as you enter the caverns, and delight in the refreshing waters of the Roaring River before and after your spelunking adventure.
What's included
- Local guide
- Use of all necessary equipment
- Bottled water
- Entrance fee
- Local Lunch (Stew Chicken Rice and beans or Vegeterian option)
- Juice
- Air-conditioned vehicle
What's Not Included
- Gratuities
- Hotel pick-up and drop-off outside of San Ignacio Town
Tour available in your selected language


Additional information
Not recommended for travelers with spinal injuries
Not recommended for pregnant travelers
Not recommended for travelers with poor cardiovascular health
Travelers should have at least a moderate level of physical fitness
Minimum height requirement is 40 inches