This mosaic dedicated to John Lennon was tended for years by a Beatles super-fan.

This historic address is home to the beloved ball and is an almost totally empty building among the most expensive real estate in the world.

A roaring, awe-inspiring double cascade of icy water flows through woodland Oregon like something out of a Tolkien novel.

Construction of Barcelona's iconic (but controversial) church is expected to be completed in 2026—a century after the death of its architect.

A former waterfront market is now in the center of town due to some interesting Boston engineering.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

Macabre astrological automaton clock dating to the late 1400s.

A hoard of sky catalogs, astrophysical journals, even the works of Galileo and Copernicus.

This Indonesian village was revitalized by a vibrant rainbow paint job.

This detailed miniature model covers all aspects of life in a small Mexican village.

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

Concrete construction materials turned into a fashionable capsule hotel in rural Mexico.

A fairy garden in an old hotel hidden in La Marquesa forest.

At least seven hues of blue and turquoise make this freshwater lagoon unique.

Mexico's first public cable car soars over the congested streets outside Mexico City.

This singular broken monument, now housed in a museum, was the cause of a worldwide "Mayan Doomsday" phenomenon.

A lake at the bottom of the ocean.

The ruins of an ancient city built by Mayan traders is centered around a temple of a sacred feathered serpent deity.

A dark tunnel leads to a striking white crater that seems to be from another planet.

A graceful natural rock formation stands astride the point where the Gulf of California meets the Pacific Ocean.

If you can look past the nearby sewer pipes, this urban sinkhole grotto is a mini-paradise.

Inside this mountain lies several kilometers of breathtaking caves.

An indigenous take on European design creates a stunning visual overload.

This beautifully deceptive waterfall is something far different from what it appears to be.