explaining it as a planetary astronomical cycle. What is interesting here is that the Mayan counting system is base-20 (vigesimal). Whether coincidence or not when it comes to this part of the ...

which are aligned north-south and form an astronomical observatory, the first found in the Maya world. From an observation point on a nearby pyramid, the early Maya could watch the sun rise behind ...

This week’s news that archaeologists have discovered the long-lost city of Valeriana highlights one major part of Maya society: astronomical observatories. More than 6,000 structures unveiled ...

since it rests on a great number of coincidences between recorded astronomical events in the Mayan and Gregorian calendars. "The Mayans invented their system about 613 B. C." Dr. Spinden said ...

The ancient Maya also mastered astronomy, mathematics, art and architecture, and a glyph system of writing on stone, ceramics, and paper. Using the labels on or below the map below, visit 15 of ...