A charmingly unusual prefabricated metal church designed by Alexandre Gustave Eiffel.

A magical sinkhole on the Yucatán Peninsula is adorned with mini waterfalls and hanging vines.

William Blake claimed to have painted this gothic masterpiece after encountering this nightmarish being in a vision.

This natural French spring has been turned into a magical grotto by Roman and medieval constructions.

This cathedral hides a sculpted dog that determines your fate and an unexploded shell from World War II.

The largest puppetry museum in the United States houses the world's most complete collection of Jim Henson artifacts.

Large-scale contemporary artworks tower over fields and lurk in forests around a Jacobean manor house.

This great stone guardian of the forest is a relic from the land's volatile volcanic past.

One of Mother Nature’s geological gems, home to many prehistoric fossils.

A peculiar trapezoidal building covered with wonderful humorous reliefs.

A beautiful 62-acre Catholic shrine and botanical garden.

The deepest lake in the United States, and once the site of epic destruction that lives on in legends.

These old stone ruins in the Oregon wilderness were once bathrooms and are steeped in legends of murder.

On the Oregon coast there is a natural hole that seems to be draining the sea.

Portland had a unique approach to Cold War-era protections.

There's something big lurking beneath the surface of this tiny Oregon park.

A rugged lava field dotted with molds of the ancient pines that were growing when the volcano erupted.

The park preserves a single, rare species of carnivorous plant that spells doom for unsuspecting insects.

This historic steamboat is scuttled just a few hundred feet from where it was built over a hundred years ago.

Shakespeare has been brought to life in this open air theater for the better part of a century.

The first North American landing spot for James Cook on his third voyage of discovery in the Pacific.

This nature center has one of the largest collections of native raptors in the Pacific Northwest.

A chance to sleep among the firs and pines of the Oregon forest.

A midcentury ranch house hides a literal treasure trove of unique rocks and minerals.