Eliot was the first missionary to produce religious text for Algonquians in their own language.

Once the largest gravity dam in the world.

The blinking light atop the iconic landmark has been sending secret messages for decades.

These delicate buggers are some of the rarest fossils that have bubbled up from the Tar Pits.

Elvis's own personal tropical hideaway.

Home to items never before seen by the public.

The gorgeous library at Trinity College is home to remarkable treasures of Irish identity.

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

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

One of nature's most well-scheduled phenomenons resides in Wyoming's Yellowstone National Park.

The walls are decorated with whimsical murals painted by the creator of the Madeline franchise.

Elevated freight railway turned wildly successful urban park.

Ride the subways of yesteryear.

A community gathering place that once housed half-ton tanks and the World's Fair.

A museum dedicated to the history and exploration of both popular music and science fiction.

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

A giant Troll lurks under one of Seattle's oldest bridges.

A burnt-out motel with priceless Native American artwork in the basement, redeveloped into apartments.

Known as one of the most climbed mountains in the world, this barren peak is permanently bald thanks to an anti-wolf fire.

The once-abandoned 140-year-old hotel used in the movie "In Dreams."

The highest point in the state of New Hampshire, and while unlikely "the worst weather in the world," it sure seems that way to hikers.

This tiny patch of arid sand sits in one of the greenest states in the United States.

This classic steam-powered train takes tourists on a nostalgic trip around the Connecticut River Valley.

This lovely hilltop tower was specifically built to withstand 100 MPH winds.