One hidden gem in Czechia, previously known as the Czech Republic ... there's also the Cemetery Church of All Saints and Sedlec Ossuary, or Bone Church. Under this Gothic church is a crypt ...

Included in this list is the Sedlec Ossuary (Church of Bones) in the Czech Republic, Saint Michel d ... From ancient cliffside chapels to bone-filled cathedrals, these are the most unusual ...