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

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

Strange rock formations tower above the river that snakes through this enchanting Icelandic canyon.

Iceland's largest lagoon is home to stunning multi-colored icebergs.

A giant red chair bolted to a rock on a remote mossy hillside in Iceland.

Three columns of volcanic rock shoot out of the ocean.

The unique waterfall in Iceland's south features a backdrop of geometric black lava columns.

A New Zealand communications tower stands as the tallest structure in the Southern Hemisphere.

Strange red rock formations that have been attributed to a higher power for hundreds of years.

Thanks to a quirk of elevation this gift shop produces magic doughnuts that are found nowhere else on Earth.

The ancient dwellings of the Puebloans, located in the cliffs of majestic mesas.

Giant, natural amphitheaters made of delicate geological formations called "hoodoos."

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

Historic medieval fortified city in southwest France.

This ancient Roman bridge and aqueduct still stands as a wonder of classical construction.

For 150 years one family has been producing the iconic hot sauce on a bayou island made of salt.

This landmark cemetery in Boston was created more than 300 years ago.

The site of Paul Revere's historic two lantern warning.

Gaudí's famously flamboyant architectural style is on full display in this sprawling park and garden.

Construction of Barcelona's iconic (but controversial) church is expected to be completed in 2026—a century after the death of its architect.

The marker offers a rare chance to be in four U.S. states at once, though there's some controversy over its geographic accuracy.

The last holdout of a pre-Civil War rebel who took the matter of slavery into his own hands.

The preamble to the U.S. Constitution written entirely from vanity license plates hangs in the Smithsonian museum.

A line of blue paint marks the route of the inaugural parade.