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

The last remnants of a massive medieval wall that once encompassed the city of Berlin.

The fairy tale castle of the “fairy-tale king,” this was also the inspiration for Disney’s “Sleeping Beauty.”

A historic observatory precariously perched at the "Top of Europe."

This decommissioned DC-3 now forever points into the oncoming wind.

Collection of fossils, plants, and ancient animals encased in amber.

A graceful natural rock formation stands astride the point where the Gulf of California meets the Pacific Ocean.

No telescopes, no power, no gift shop: The Observatory of Chichen Itza, one of the world's oldest observatories, takes astronomy back to basics.

Every equinox this Maya pyramid puts on a spooky ancient light show.

An exotic wildlife habitat right off The Strip.

One of the world's tallest Ferris wheels takes visitors high above Las Vegas in a spinning party room.

World's largest college campus includes a wildlife sanctuary and a former movie set on more than 28,000 acres.

This abstract roadside poultry was saved from demolition by outraged drivers and pilots.

An unusual art exhibition in a suburban yard is designed to awaken the souls of those flowing by.

It may look like no more than a full-scale model, but every part of this full Space Shuttle stack had a working role in aviation history.

This coastal port saw one of the most significant battles of the Civil War.

Underneath this water pump, Annie Sullivan helped Keller speak her first words.

The highest point in Maine is a grand gift to the state citizens that also happens to be one end of the Appalachian Trail.

This engineering marvel is the longest bridge in Canada and one of the longest spans in the world.

A morbid piece of memorabilia from the most famous shipwreck in current history is just one of the many poignant artifacts in this Canadian museum's collection.

The city of Halifax still bears the scars of the largest explosion prior to the atomic bomb.

A reconstituted ancestral village of the Huron-Wendat Nation.

A contemporary fresco movement illustrates the region's rich history.

This steep cable railway has been hoisting passengers in the heart of Québec City for over a century.