This public square capitalized on a single Eagles reference to bring some life back to an Arizona town.

The highest point in Arizona is an oddly snow-topped peak within the otherwise arid state.

A pair of giant roadside arrows are all that remains of a former Route 66 trading post.

This abandoned horse racing track was an exercise in hubris from its inception.

Every Christmas, one Arizona city makes the most of its dry climate by creating an arid desert tannenbaum.

Once a year, at exactly 11:11 a.m., this monument comes to life.

The massive, incredibly rare instrument is over 11 feet tall with a range so deep it goes lower than humans can hear.

Elevated freight railway turned wildly successful urban park.

A tiny piece of the Moon is embedded in this stained glass masterpiece.

Mrs. Mallard and her brood are a beloved fixture in Boston Public Garden.

A rare wayfinding portmanteau of “Street” and “Avenue.”

The unique traffic pattern named for an influential urban planner is also known as the Pedestrian Scramble.

Go inside to really appreciate this 500-year-old technological masterpiece.

This Venice bookstore has resigned itself to constant flooding by keeping its books in bathtubs and boats.

This community on a small Venetian island has taken to painting their houses in bright neon hues.

Gargoyle head that brings good luck.

A tiny church on a man-made island in the Adriatic.

These historic defenses ensured the city within would survive hundreds of years of occupations, sieges, and invasions.

A wonderfully strange collection of 500+ stuffed frogs doing people things.

The world's most active stratovolcano is almost always erupting.

Two geological phenomena in one precarious locale: a towering stone window, and a deep blue void.

A tall karst islet popularized by 007.

The sci-fi villain is a little-known inhabitant of the U.S. capital's largest cathedral.

One critic described it as "middle Mussolini, early Ramses, and late Neiman-Marcus." Another called it an architectural "natural disaster."