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In page Agrigento:

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The best-preserved of the temples are two very similar buildings traditionally attributed to the goddesses Hera and Concordia (though there is no evidence for this[1]). The latter temple is remarkably intact, due to its having been converted into a Christian church in 597 AD. Both were constructed to a peripteral hexastyle design. The area around the Temple of Concordia was later re-used by early Christians as a catacomb, with tombs hewn out of the rocky cliffs and outcrops.[citation needed]