Trekking in Guatemala Found: 2 | Change Filter Options Essential Petén Explore the essential highlights of the Petén region in Guatemala, including the largest pyramid in volume in the world - La Danta. Learn about Mayan spirituality and traditions. Volcano and Jungle Trekking Explore the volcano surroundings of Antigua Guatemala, do an overnight trek on Acatenango Volcano and make your way to the Maya Biosphere Reserve.