| Maya 'Underworld' Observatory Revealed Donald Slater - National Geographic | |
| go to original December 17, 2012 |
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In a cave in Mexico's Yucatán, a National Geographic explorer reveals what is believed to have been an underground observatory for witnessing the zenith passage of the sun.
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Celebrate a Healthy Lifestyle
From activities like hiking, swimming, bike riding and yoga, to restaurants offering healthy menus, Vallarta-Nayarit is the ideal place to continue - or start - your healthy lifestyle routine.
Banderas Bay offers 34 miles of incomparable coastline in the states of Jalisco and Nayarit, and home to Puerto Vallarta and Riviera Nayarit's many great destinations.