The floating gallery illuminates the heart of Québec City's arts district.

This lovely, if imposing, piece of Canadian gothic is possibly the most photographed hotel in the world.

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

A cylinder monument with a spectacular vista commemorates a friendship that some say never existed.

This architecturally eclectic fortress witnessed centuries of bloody turmoil, including the massacre of its ruling clan.

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

The Avenue of Mausolea is a series of grand palatial tombs.

18m long sarcophagus of a constantly growing dead prophet.

Looking for a unifying history, Uzbekistan finds its answer in a 14th Century Turco-Mongol conqueror... despite the fact he wasn't Uzbek.

Giant cauldrons overflow with Uzbekistan's favorite rice dish at this cavernous dining hall.

This extraordinary, multi-pillared monument depicts the fascinating history of Georgia.

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

With over 10,000 lights, this engineering marvel lights up the city after dark.

A quaint Russian village in the middle of a German metropolis.

This amazing piece of modern art honors the hundreds of fishermen killed during Cambrils' "year of misfortunes."

Milan's duomo is covered in beautiful carving including a curious "dinosaur-like" beast.

A monumental fountain in Rome features a large statue of Moses that has been criticized for centuries.

The martyr's wax-enhanced skeletal remains lie preserved in a glass case in the Santa Maria della Vittoria in Rome.

Installed in an act of one-upsmanship, the annual sundial in this church is also a symbolic victory for the Gregorian calendar.

This small, ancient Roman temple was once a church dedicated to the patron saint of penitents.

This curious, round temple is the oldest still-standing marble building in Rome.

The skull of the patron saint of lovers lies in the Basilica di Santa Maria in Cosmedin—maybe.

Rome's semi-secret peephole vista is also a former Crusader stronghold.

A fairy tale castle in modern Rome.