This tea house was a hand-built gift from Boulder's sister city in Tajikstan.

Experience a charming 1930's version of "infotainment."

A spiritual vortex among the red rocks in Sedona.

Designed by Buckminster Fuller, this relic of the 67 Expo survived fire and ice.

A Montreal deli that was so beloved that it was allowed to circumvent their laws of language.

Founded in 670, this ancient mosque is an architectural time portal.

Elaborate tile work in this railway station tells the story of Portugal.

An ancient and majestic fortress that played an integral role in Portugal's road to independence.

This eccentrically decorated palace is replete with grottoes, fountains, tunnels, and caves.

This unreal Portuguese palace looks as though it's made from a pile of different castles.

This ancient Greek place of assembly and marketplace is being revealed layer by layer below the modern Athens cityscape.

A Bronze age settlement on the Greek island of Santorini might have been the inspiration for Plato's Atlantis.

Ancient snack bar of the Roman Empire re-opened.

The last moments of the ill-fated Pompeiians, frozen forever in plaster.

Jesus' footprints and the first catacombs in the world.

Terrifically morbid cemetary and site of famous Paracelsus' grave.

An Austrian house of bones filled with hundreds of intricately painted skulls.

This Dresden church was purposely rebuilt Protestant after being demolished in World War II.

Copenhagen's celebrated theme park and gardens.

Model Trains and Much More in Hamburg.

Established in 1638 to battle the Black Death, Hortus Botanicus Amsterdam is a treasure trove of rare flora.

One of the deepest indoor swimming pools in the world.

Modest by day, illuminated majestically at sunset.

Dolphins, ancient clams and hundreds of waterfalls make this one of the world's top tourist destinations.