This small stone building, the final work of a renowned artist, offers a peaceful environment with radiant, colorful glass windows .

A view-altering observatory at the University of Texas.

A synth musician's paradise at the heart of a community responsible for the soundtrack to 'Stranger Things.'

A sprawling collection of over 106,000 toys from around the world.

This sculpture perfectly models the molecular structure of a drug that was never produced.

Some 2,000 carvings show this rare desert spring has been an oasis for travelers for over a thousand years.

This bird-shaped rock formation defies gravity, time, and classification.

A frozen oasis lies beneath the scorching New Mexico desert.

Once disputed as the largest sundial in the world.

Come for the pizza, stay for a performance on the world's largest theater pipe organ.

Though its celestial ceiling is impressive, the true star is the vast collection of French books.

A New York garbage depot holds a secret collection of weird and wonderful refuse.

These skilfully executed, poignant works of art dot a verdant Scottish dell.

Once America's longest-manned military fort, now an abandoned hulk.

This unusual lava tube spouts seawater during high surf.

A series of waterfalls and pools that flow through the 'Ohe'o Gulch and into the ocean.

A cooled lava flow from the Haleakalā volcano formed these surreal-looking columnar basalt structures.

The famous aviator's final resting place is a study in natural beauty.

Ten acres of the Kula Forest Reserve make up this wonderous state park.

A tunnel of hardened lava along Maui’s famous Road to Hana.

This morbid, delightful curiosity shop offers everything from animal bones to human teeth.

A huge musical instrument played by the ocean.

Nose around a unique collection of more than 300 natural aromas used to craft perfume fragrances.

One man's prolific, decade-long quest to turn trash into artistic treasure.