The history of the Sedlec Ossuary, commonly known as the "Bone Church," begins in the 1200s, when the abbot of the Sedlec monastery brought back some "holy soil" from a pilgrimage to Jerusalem.

The Capela dos Ossos is a church in Évora, Portugal, made from human bones. It was built by monks in the 16th century who wanted to encourage people to reflect on their existence. It's estimated ...