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| Carved by Benedictine monks out of solid rock over the course of three centuries, the Église Monolithe is the largest and best preserved subterranean church in all of Europe. The only way to get in here is to take a guided tour. |
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| Carved by Benedictine monks out of solid rock over the course of three centuries, the Église Monolithe is the largest and best preserved subterranean church in all of Europe. The only way to get in here is to take a guided tour. |