A building so large that it has its own weather.

This abandoned NASA launch site is now a memorial to a trio of astronauts who were killed there.

Former villa and estate of James Deering developed to preserve native tropical forests.

A bronze statue of the famed Prussian naturalist commemorates the year he spent in Mexico.

A grand entrance to one of the world's smallest Chinatowns.

This ornate church designed by a self-taught architect is an eclectic masterpiece in the heart of Central Mexico.

This grand yet little-visited tomb seems almost carved into the hill it sits on.

The spectacular subterranean collection includes dazzling minerals, including a piece of "kryptonite."

A Lovecraftian altar of nightmarish bronze chairs sits ominously on a boardwalk in Puerto Vallarta.

This bridge over the River Cuale leads to a neighborhood that was once an escape for Hollywood's elite.

A 1542-foot-long suspension bridge offers scenic mountain views.

The world's largest piece of copyrighted artwork.

This giant Boston statue of Mary is standing on a globe to show her power over the universe.

Explore the dark underground corridors of this graffiti-covered former military fortification.

Near the summit of Mount Washington, a stone monument remembers a life lost to one of the mountain's infamous storms.

It took years to decode its mysterious messages.

It is locally loved and ridiculed for literally looking like poop.

At night, this glittering musical tunnel draws skaters and photographers.

Anyone can control this glittery light installation with just a phone call.

Built in 1927, this pink stucco hotel once hosted stars of Hollywood’s silent movie era. Now it's being brought back to life.

Welcome to old Florida, where a 1940s mermaid show is still enchanting visitors.

Despite its extensive history, this fort saw little to no combat.

Once the future of underwater combat, this old sub is now open for visitors to muck around in.

The hill that gave the Massachusett tribe, and later the state, its name.