day trip to Cacaxtla and Xochitécatl, Tlaxcala
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| Popocatépetl volcano |
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| walls painted with natural pigments |
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| Cacaxtla site museum |
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| view from Xotchitécatl |
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| circular building at Xochitécatl |
images from Wild Pigment Project's: Natural Pigments Artwork Exhibition handmade black walnut ink first international online exhibit...
