Machu Picchu Its location was held secret by the Incas
Qadisha Valley Early Christian sects fleeing persecution found refuge in the Kadisha. Among these groups were the Jacobites (Syrian Orthodox), Melchites (Greek Orthodox), Nestorians, Armenians, and even Ethiopians. The Maronites, however, are the dominant Christian group in the valley.
Rapa Nui Several cave dwellings were found on the island. They were hidden by rock walls and were probably used as shelters during war times.
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