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 valley of hot springs and boiling mud pots is home to the record-holding "Geysir," which originated the English word.

This elegant arc of a waterfall marks a religious turning point.

An encyclopedic collection of mammal penises.

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

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

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

A walk through the historic city center, under the streets of Seattle.

Manhattan’s Battery Park has a whimsical carousel full of spinning, glowing fish.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

Dramatic river bend surrounds a natural red-rocked pedestal.

Most-visited and most-photographed slot canyon in the American Southwest.

World's first "penitentiary," meant to be humane, drove men insane.

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

This famous bridge twisted itself into oblivion, but not for the reason you might think.

A comprehensive collection of bonsai set in a beautiful campus.

Tour the original street level of Port Angeles, buried underground in 1914.

One small town in the Pacific Northwest transformed itself into a Bavarian-themed tourist destination.

A glimpse into the "Logging Capital of the World" at a time when there was far more forest and far less machinery.

Shoreline strewn with the remains of ghostly fallen trees.

Stroll through a wonderland of stupendous moss-covered trees.

Read between the lines of the subway map to find the hidden abandoned Civil War fort.

First a horse rendering plant, then a 19th century landfill, this beach is full of glass from thousands upon thousands of broken bottles.

A once grand hotel is being retaken by the wilderness it once capitalized on.