A luxury hotel constructed out of a former jail.

This mosaic commemorates the oldest subway tunnel and station in the United States.

The bench featured in the film with Robin Williams and Matt Damon has become a popular destination for moviegoers.

Two thousand artifacts from around the world collected by one woman who loved to travel.

A tiny town in an empty lot was the work of a local eight-year-old.

Commemorating the 1948 creation of the Jimmy Fund, a Boston-based cancer charity.

270 million year-old forest of stone.

A home decorated by its owner with eye-catching and captivating assemblages of found objects

In the middle of a New England forest sit the crumbling ruins of World War II-era ammunition storage bunkers.

The last remaining relic of San Francisco's glittering 1915 Panama Pacific Exposition.

A New England-style lighthouse along California's beautiful Highway 1 gets a re-do.

A haunted hill that supposedly defied gravity.

This whimsical stacked cabin looks like something out of a children's book.

The king of U.S. high points towers over every other peak on the continent.

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

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 stunning concert hall has become a symbol of Iceland's national recovery.

An encyclopedic collection of mammal penises.

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

Medicinal spa created from the mineral-rich runoff of a geothermal power plant

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

A three-piece musical sculpture installed between the subway tracks at Kendall Station near MIT.

Eat first, shop later at this eatery within an Asian grocer.