National Geographic Explorer and archaeologist Guillermo de Anda narrates this immersive video, explaining the significance of the site and his current work searching for a hidden cenote underneath the Temple of Kukulcan.
Traveling for 64-miles along the border between Chama, New Mexico and Antonito, Colorado, the Cumbres & Toltec Scenic Railroad chugs its way up and over the 10,015 foot high Cumbres Pass.
