Jade spoons and pendants, Paso del Macho, Mexico (Courtesy Evan Parker) A cache of artifacts found beneath the central plaza at the site of Paso del Macho in the northern part of Mexico’s Yucatan ...

A 16-story pyramid towers over the rainforest that covers the remains of the ancient Maya city of Calakmul in Mexico. Calakmul was the capital city of the Kaanul, or Snake, Dynasty from the ...