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El Caracol
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The Mayan ruins in Central America are just fascinating. El Caracol (literally, "the shell") a Mayan observatory, has evidence of around twenty-one different astronomical events built into it. After we learned about a few of those, using a compass with degree marks, we marked the location of the sunrise and sunsets of the winter and summer solstices (for Maryland, as close as I could find degrees) on the classroom walls. I'm tempted to mark these out on the front lawn of the school. Now wouldn't that be fun?
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