The ATM Cave, short for Actun Tunichil Muknal, is highly regarded as one of the best things to do in Belize. It's one of the country's most famous archaeological and adventure sites, known for its water-filled caverns, dramatic limestone formations, and preserved Mayan artefacts. Visiting the ATM Cave is an active journey, where you hike through the jungle, wade and swim through cool subterranean rivers, and explore chambers filled with ancient pottery, ceremonial artefacts, and calcified ske...| Thoroughly Travel