This charmingly homemade amusement park has been growing for 40 years.

A beautiful 62-acre Catholic shrine and botanical garden.

The longest continuous lava tube in Oregon.

Only known mainland rookery of the threatened Stellar sea lion.

This massive redwood tree has a hole in the base big enough to drive through.

This ultra-modern California span is actually a titanic solar clock in disguise built by famed architect Santiago Calatrava.

A vertically floating hemlock controls the waves and weather at Crater Lake.

Two mammoth statues inspired by equally tall tales lure tourists to this roadside attraction.

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

A collection of colorful dinosaurs hidden in an actual rainforest.

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

A public fountain that spouts "health water" from a nearby spring.

A tourist attraction founded around a slumping cabin.