For decades, Puerta del Sol has been illuminated by a giant, guitar-wielding bottle of sherry.

A lush indoor jungle fills this bustling Madrid transportation hub.

Neo-cave art on the macro scale.

Gladiators battle and chariots race daily in the ruins of a once-great Roman city.

A more chill but no less fascinating version of the famous ancient archeological site.

An ancient capital city that dates back 3,000 years old and harbors many surprises.

The opulent home that inspired Tintin's Marlinspike Hall and the adventures within.

This small island, a byproduct of 19th-century canal construction, is now home to a charming Japanese garden.

Massive puppet-automaton machines created by French artist collective Machines de l’Ile.

This massive blockhead sculpture hides an entire library.

Hundreds of hidden passageways weave through the old quarters of Lyon.

This ancient theater was once the home of fierce gladiatorial battles.

This 1,300 year old monastery built atop a single rock was once only accessible depending on the whims of the tide.

The largest collection of artifacts from the Olmec civilization, the mother culture of Mesoamerica.

Iconic red and white plaques show the creative names invented to navigate the city streets.

The masses at this church incorporate enough moonshine and animal sacrifice that they are no longer recognizably Catholic.

The world's tallest aluminum statue is also the world's tallest image of a winged Virgin Mary.

Legend says if this neo-Gothic basilica is ever officially completed, the world will come to an end.

It took 160 years to complete the most ornate church in Ecuador.

An elaborate shrine dedicated to the four corners of the world unfortunately misses its mark.

The outside of this exposed Moche pyramid is covered with striking colorful adobe friezes.

Built on the remains of one the Incas’ most important gathering spots, this square keeps the spirit of a fallen empire alive.

This geometric feat is a testament to the Incas' mesmerizing architectural abilities.

The Uros people live on floating reed islands in lake Titicaca.