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A large 100ft-deep T-shaped pit carved into the limestone has been puzzling archaeologists for over a century.
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Over 200 fossilized dinosaur footprints have been found criss-crossing a limestone quarry in Oxfordshire.
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The limestone sarcophagus is thought to have been that of Saint Nicholas - the real-life inspiration behind Santa Claus.
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Many of today's major buildings were constructed using a material that is filled with tiny prehistoric fossils.
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The new species were all found in east-central and southern Myanmar within the space of just two weeks.