Florence’s mother built a stairway down to her daughter’s coffin so she could comfort her during storms.

An expansive complex of subterranean tunnels is all that remains of one of Europe's most formidable medieval fortresses.

A grandiose octagonal home crowned by a large dome stands out among the antebellum mansions.

The last bastion of Roman presence north of the Alps looms over a German town.

A horde of stray cats rule in this secluded Parisian cemetery under a bridge.

The vast, legendary catacombs hold secrets much stranger than stacked bones.