Take respite inside this jaw-dropping church while climbing the volcano where Georgia's Prometheus was once chained.

You'll find just about anything in this funky Tbilisi flea market.

A cluster of historic bathhouses built on the famed hot springs that gave the Georgian capital its name.

The charmingly disheveled clock tower of Tbilisi's puppet theater.

This bridge was constructed from the rubble of the infamous Bastille.

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

This triumphal arch celebrating the Sun King's conquest of Lille is a masterpiece of military architecture.

This monumental mural crafted nearly 40 years ago is still in perfect condition.

Tables of secondhand books fill the inner courtyard of this 17th-century stock exchange.

This statue honors the thousands of Allied avians that served and died for France during World War I.

This 18th-century pirates lair has been transformed into a museum and luxury event space.

On this romantic tidal island reachable only at low tide the tomb of a famous French writer overlooks the sea.

In France, a medieval-style home pays homage to an intrepid explorer who discovered Québec.

A meeting of art and architecture adorns this 5 star hotel

An Orthodox church built by the Royal Family for the Russian community exiled to the French Riviera.

A memorial to honor those who were killed in a Bastille Day terror attack in Nice.

This saucy statue once caused outrage among locals.

A cast iron Fiat 500 sculpture overlooks the sea at Port Lympia.

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

Auguste Maïcon, a pioneer in French aviation, was born in this house in 1891.

This demon atop the Notre-Dame de Paris looks utterly bored.

This former “ante-chamber to the guillotine” has been refurbished to illustrate the brutal history of French justice.

This structure atop a craggy cliff in one of the most beautiful parks in Paris boasts an unbeatable view.

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