The longest escalator in the Western Hemisphere takes over three minutes to ride down.

A layered tribute to the work of mosaicist Isaiah Zagar.

The beloved statue at the National Academy of Sciences is oh so inviting to sit on.

A cavernous three-story, 43,800-square-foot basement that was forgotten about for 60 years.

Those with a sharp eye can find the hidden image of a German Shepherd on the memorial's Mural Wall.

This once-booming Gold Rush town is now home to a herd of feral donkeys.

One of the few surviving Panama Canal steam shovels stands outside a tiny Colorado mining museum.

The "Seinfeld" diner.

The eccentric mansion of one of the most popular horror authors of modern times.

This popular pitstop lives up to its name.

Madrid's romantically ornate crystal palace has been offering shelter to plants and art for over a century.

An automaton perched above an classic clock and watch store

The remains of this misplaced church were moved here stone by stone.

Madrid's last horchata kiosk is a blue-and-white beacon of refreshment.

A stone slab in Madrid marks the point from which the distances of Spain's national roads are measured.

An ancient Egyptian temple in the middle of Madrid, Spain.

The remains of a convent turned military barrack in the heart of Madrid.

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

This sweet-toothed bear searching for snacks has been a symbol of Madrid for decades.

Originally used to sell brandy, the bull-shaped billboard became an iconic symbol of Spain.

The unexpectedly beloved remnants of a controversial thermal power plant.

The largest Art Nouveau complex in the world is a Barcelona hospital with a 600-year-long history.

Gaudí's famously flamboyant architectural style is on full display in this sprawling park and garden.

Construction of Barcelona’s iconic (but controversial) church was finally completed in 2026—a century after the death of its architect.