The headquarters of a secretive order is also a beautifully-designed park.

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

A statue commemorate Tommie Smith and John Carlos's brave protest at the 1968 Olympics, a watershed moment for civil rights.

This giant shopping mall still holds signs of its automotive past.

From the sky, a kaleidoscope of color brightens the grey landscape of the San Francisco Bay.

A Roman-inspired temple once controlled half of San Francisco's waters.

The old Niles Canyon Aqueduct in the San Francisco Bay Area is a bemusing and secret trail through nature for wayward travelers.

Sporting Brutalist architecture, this school is hidden amid a quiet suburban neighborhood.

This quaint archive of the silent era preserves and pays homage to a seminal moment in film history.

If a glacial river suddenly diving into a sheer chasm via a dramatic, multi-stage waterfall isn't peak Iceland, it's certainly close.

Three columns of volcanic rock shoot out of the ocean.

This eye-popping Icelandic crater lake is surrounded by red volcanic rock.

Puffin enthusiasts flock to Europe's largest seabird cliff, which over one million birds call home.

The oldest steel ship in Iceland has been beached for years and is now a rusting ruin.

A formerly glacier-tipped volcano that inspired none other than Jules Verne.

This mountain fissure hides a secret path to a secluded mossy grotto within the rock itself.

A Wes Anderson-esque lighthouse that boasts magnificent coastal views.

This black church sits alone among a field of lava rock.

This natural Icelandic fissure allows divers to swim right between two volatile tectonic plates.

One of the tallest buildings in Iceland, and perhaps, the most visually impressive.

This tiny museum's sizable collection is jammed into a former underground public toilet.

One of the oldest family businesses in Reykjavík serves lamb-based hot dogs.

Medicinal spa created with the discharge from a geothermal energy plant.

This five-foot-tall bronze bird is a memorial to a species that was hunted out of existence.