A modernist landscape of water and sci-fi concrete.

Mysterious 500-year-old tapestries depict a unicorn hunt.

The largest hot spring in the United States is, as the name suggests, a stunning show of natural color.

A three-story copper skybridge connects two Manhattan buildings with Art Deco luxury.

One person's lost luggage is another person's treasure.

Where manatees are the snowbird vacationers in these balmy Florida springs.

Each year these high desert hills are absolutely covered with poppy flowers in a surreal show of nature.

A lush green oasis in the middle of Chicago.

This upscale streetwear store is hidden behind a fake Snapple machine in the back of a deli.

Seemingly grown on some other world, these New Mexico rock formations look like a disused science fiction set.

A walk-in working camera obscura produces 360-degree live images of the San Francisco coast.

This strange seaside tower got its name from a wealthy eccentric who would hide coins among its stones.

A "gravitational anomaly" located in the redwood forests just outside of Santa Cruz, California.

The land is full of geologic eye candy, such as otherworldly spires, mushroom-shaped hoodoos, and prehistoric fossils.

A beautiful geyser under environmental threat.

A heavenly experience, right here on Terra Firma.

Olfactory delights in San Francisco's Botanical Gardens.

Philadelphia boasts one of the best — and most often overlooked — traditional Japanese gardens in North America.

Whisper secrets in a busy station only to be heard on the other side of this acoustic arch.

Read a book next to a Midtown waterfall.

Relics of the 1894 Midwinter Exposition continue to delight visitors today.

A beautiful 62-acre Catholic shrine and botanical garden.

Carnivorous plants, medieval aphrodisiacs, and the largest original wood structure glass conservatory in the western hemisphere.

Explore the largest pure gypsum deposit in the world, and go dune sledding while you're at it.