This nature center has one of the largest collections of native raptors in the Pacific Northwest.

An easy-to-miss garden in Boston's North End honors the mother of JFK and others who lost children in WWII.

A sprawling cave network created by a lone lava tube.

Bridges, terraces, and replicas of historic structures all built of rock and petrified wood by one man.

These moss-covered medieval ruins tower atop the smallest of Ireland's Aran Islands.

The Jewish section of the famous Boothill Graveyard was abandoned for nearly 100 years.

A Montreal deli that was so beloved that it was allowed to circumvent their laws of language.

The U.S. Navy's last diesel-electric submarine rests half-submerged in the middle of Portland.

This sandstone mansion was the home of two of Oregon's most important pioneers.

A memorial for the mustachioed record-setting runner.

A series of modernist treehouse hotel rooms grace the outskirts of an Arctic forest.

Sweden's "good old days" painstakingly re-created in a model village.

It houses the remains of a 17th-century version of the Titanic.

The design of this beautifully crafted building was inspired by Norwegian glaciers.

Across the Pacific in a raft, a museum dedicated to Thor Heyerdahl's now legendary expedition.

Housing the famous Norwegian ice-defying 19th century polar exploration ship.

Home to three historic ships from the age of Vikings.

A favorite with sightseers, this Norwegian funicular provides easy access to a stunning view of Bergen and its environs.

Home to the only outdoor municipal elevator in the United States.

A massive sea stack famous for its appearance in The Goonies.

No one knows how this Pacific Northwest spruce tree came to have so many trunks.

The first North American landing spot for James Cook on his third voyage of discovery in the Pacific.

On the Oregon coast there is a natural hole that seems to be draining the sea.

Only known mainland rookery of the threatened Stellar sea lion.