Antiques and recycled art surround this cabin designed to resemble a 19th-century schoolhouse.

An American flag was erected for every day that passed during the Iranian Hostage Crisis.

Legend has it that this bronze orb, which sat atop an ancient Egyptian obelisk, once held the ashes of Julius Caesar.

An ancient Roman temple first dedicated to an emperor's wife is now a church.

A sculpture serving as an homage to Pope John Paul II.

A rather vulgar example of the transition from Latin to the Italian vernacular.

The ruins of the largest gladiatorial school in Rome are largely hidden under modern streets.

A Nesting Doll of Churches.

This beautiful park on the outskirts of Rome protects the ruins of two colossal ancient aqueducts.

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

Roman politician Herodes Atticus built this nymphaeum to honor his wife, whom he may have murdered.

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

2300-year-old Roman road connecting the empire.

Drink wine handed out through a window as part of an age-old tradition.

Architectural monsters are devouring this palace's every door and window.

This large, circular tomb is the final resting place of the first emperor of Rome.

A treasure trove of Renaissance-era funerary art in a Roman church built on top of Nero's grave.

According to tradition this is the oldest church in Venice, but its actual age is a mystery.

This Roman statue is missing a limb from when the Venetians stole it from Constantinople during the Crusades.

A sinister pyramid in the Frari contains the heart of the famous neoclassical sculptor.

Go inside to really appreciate this 500-year-old technological masterpiece.

As can be expected from a centuries old church built in a canal city, the undercroft of this house of worship is beautifully flooded.

Two very green residential towers cleaning the air in one of Europe's most polluted cities.

If you look closely at the oldest bridge in Paris, you might notice hundreds of ugly faces leering from its sides.