He was able to match 117 ancient Maya cities with the stars of the constellations, and even found that the most brilliant stars lined up with the largest sites. It was an amazing discovery.

Now archeological sites, these once-flourishing cities ... featured a ball game and human sacrifice. The ancient Maya also mastered astronomy, mathematics, art and architecture, and a glyph ...

Several Maya sites now show that their royal dynasties ... especially interesting because both cultures were interested in ...