Egyptian Revival movie palace abandoned for decades and restored in 2013.

This Parisian café sticks almost exclusively to an ethos of reuse.

This French castle is said to have once held the Holy Grail but is now a gorgeous mountaintop ruin.

A public park off the beaten path with a beautiful waterfall and 13th century Cistercian abbey.

A medieval military street hidden beneath a charming French fishing village.

Lyon, France is home to two remarkably preserved Roman theaters, one dating back to 15 BCE.

A French valley with forests so lush it was nicknamed "the Small Amazonia of the Pyrenees."

A Gothic cathedral created from volcanic rocks.

A 16th-century fountain marks the site of a lost medieval cemetery once filled with mass graves.

The largest underground church in Europe.

The tradition of open-air secondhand and antiquarian bookselling in Paris dates back to the Renaissance.

The recovered bones of martyrs slaughtered during The Terror are on display in this church crypt.

Historic medieval fortified city in southwest France.

This salt marsh in Southern France is as pink as the flamingos that inhabit it.

This historic island prison holds one of the dungeons from the Count of Monte Cristo even though it is a work of fiction.

An icy lake tucked among jaw-dropping alpine panoramas.

Twelve grave-faced marble angels guard the emperor's tomb at Les Invalides.

This French ghost town from World War II has been left as a memorial to German atrocities during World War II.