Luna's family is exploring some ancient ruins in Israel when they notice something very interesting, two stone arches that have somehow stayed in one piece over thousands of years. It gets them wondering, how do the rocks in the arch stay together like that?
Up Next in Earth To Luna
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Once A Year
It's Jupiter's birthday! His indigenous friends tell him his birthday happens to be right during the "enchente de Jararaca". Luna, Jupiter, and Clyde are confused, seems that their friends count time a bit differently. What is a year exactly?
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Hanging Tight
Luna's family is visiting an amazing cenote in Mexico, swimming in the beautiful waters and exploring the trails. When Luna spots some especially spectacular stalactites, she gets to wondering, what exactly are stalactites? What's happening here?
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Watermelon Tree
Luna, Jupiter, and Clyde are visiting a watermelon plantation in Africa with their parents. They’re very excited to see what watermelon trees look like, but to their surprises they find the watermelons on the ground and no trees in sight!
