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

One of the most beautiful bookstores in the world hides a neo-Gothic interior behind an art nouveau facade.

The stunning interior of this Gothic church is covered in ornate gold details.

Portugal's National Pantheon has a history of curses, collapses and financial problems.

Elaborately carved to showcase the glorious wealth that the age of exploration brought to the Portuguese empire.

This Industrial Age architectural and engineering gem helps visitors and residents alike traverse Lisbon, “The City of Seven Hills.”

A king's pet, a pope's gift, an artist's inspiration, and a tragic shipwreck.

Legacy of the earthquake that nearly wiped Lisbon off the face of the Earth.

The world's largest bicycle shelter can hold more than 12,500 two-wheelers.

This bell tower is the only one of its kind in the Netherlands and was a symbol of prestige.

The location of the world's first telescope demonstration.

For the holidays, the tallest broadcasting tower in the Netherlands turns into one of the world's tallest Christmas trees.

Old ships and machinery fill a historic harbor in the city that's home to Europe's largest port.

This hotel was once home to a steamliner company and became the final rest stop for Europeans heading to the New World.

Atop this former dutch railway office sits an interstellar work of art.

In the Netherlands, one of the world's largest private car collections can be found.

'The Letters of Utrecht' lays out a ribbon of poetry one letter at a time, with no final verse in sight.

This unique bridge physically lifts a piece of the road into the air to let boats pass by.

An ancient Egyptian temple sits within a modern European museum.

The largest 19th century panorama in the world still in-situ.

This still-celebrated home was a radical architectural experiment in 3D De Stijl.

This historical Netherlands fortress still bears the marks of its single siege.

It appears as if a man is standing behind this giant airport clock, painting the hands in real time.

Go inside a revolutionary, cage-less zoo where 70 species of monkeys roam free alongside their human visitors.