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The trace fossils of Monsagro

Monsagro, Ciudad Rodrigo, Salamanca

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The trace fossils of Monsagro

Curiosity · Monsagro, Ciudad Rodrigo, Salamanca

Image of Monsagro, not of the place itself.

The façades of the houses are made with slabs that preserve Ordovician marine trace fossils, more than four hundred million years old: trilobite tracks and worm burrows. The Museum of the Ancient Seas explains how they got here.

Photo: Luis Rogelio HM (CC BY-SA 2.0)

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