The most iconic structure in Scotland has been home to bishops, colonels, and Sean Connery characters.

An underground city of ancient quarry tunnels hid thousands of Allied soldiers in WWI.

A chapel on a volcanic core, marking the end of a successful journey.

This whimsical castle of grottoes was the labor of love of a French postman, and one of the greatest achievements of outsider architecture.

An art world insider finds himself battling for his artistic home.

A tiled, multi-level garden of survival in Lyon.

Monsters and miniatures are held in equal esteem at this wondrous museum.

Hundreds of hidden passageways weave through the old quarters of Lyon.

For hundreds of years, automatons moving to metallic music have been marking the passage of time.

A colorful piece of contemporary art cheerfully clashes with Lyon's historical architecture.