The only visible remains of this ancient Greek underground temple is its roof protruding from the earth.

Also known as the Temple of Poseidon, this is one of the best-preserved Greek temples in the world.

This monumental fountain has moved around the city multiple times.

This medieval city gate is now a blend of the past and the modern world.

Every day is like Christmas on this street where the traditional Neapolitan nativity scene comes to life.

The once forbidden "secret cabinet" of erotic art from excavations of Pompeii and Herculaneum.

According to the local legend, these boys and ducks were turned to stone by an angered water goblin.

This Slovakian statue of an emerging sewer worker might just be a bronze peeping tom.

A sculpture of a beloved local figure, who tipped his top hat to everyone he passed on the streets of Bratislava.

An ode to a soldier who came to town, fell in love, then began making his own sparkling wine.

Launched by Napoleon's soldiers more than 200 years ago, a cannonball remains embedded in the tower wall.

Also known as the Blue Church, the building was consecrated to the daughter of Andrew II.

Thousands of slain Soviet soldiers are buried within the shadow of this enormous obelisk.

The largest fountain in Bratislava.

A massive sculpture of an obscure Celtic coin that has become a symbol in Slovakia.

The inverted pyramid design of this station stands out amid Bratislava's urban landscape.

Op-art architecture designed for happiness.

The solemn exterior conceals an opulent interior of this 17th century church.

Baroque celebration of the end of the Great Plague of Vienna.

In the middle of a Vienna square, Roman ruins dating back some 2,000 years are on display.

The beautiful baroque library of the Hapsburg empire.

Designed as a reminder of one of the darkest moments in Austrian history.

Dine amidst exotic plants at this former royal greenhouse.

A tropical paradise just a short trip from the opera house is filled with beautiful winged creatures.