This London pub hides a peculiar secret: a recreation of the rooms shared at 221b Baker Street by Sherlock Holmes and Dr. Watson.

This arch made out of whale bones is a remnant of South Africa's whaling history.

Largest cave system in Africa.

This vast, pristine wilderness is home to a rare subspecies of black bear.

Quite simply the largest tree in the world (by volume).

An underground mansion with fruit-bearing trees and grapes growing beneath the surface of central California.

Under the shadow of its towering parent tree, a rare specimen of sequoia produces ghostly white leaves.

The first declared National Monument in the United States.

This rocky spread has been squeezed up directly from the bowels of the earth.

From this isolated strip of land in Newfoundland, Amelia Earhart became the first woman to fly solo across the Atlantic.

This huge ship ran aground and has simply been left to sit there ever since.

This oddly named town refuses to change its phallic moniker.

This small Newfoundland town has declared itself the “Root Cellar Capital of the World.”

The tiny airport in remote Newfoundland that inspired a hit musical is also a modernist architectural gem.

Hundreds of enormous icebergs drift through this waterway every year.

An ancient Viking village in North America that predates Columbus by 500 years.

Historic beer hall in Bucharest with magnificent stained glass and a lively folk band.

A tiny village church in dramatic surroundings.

This boat represents the promise of undiscovered territory, a dream of hope, and progress and freedom for Iceland.

One of America's oldest continuously operating hotels offers a blend of rich history and historic architecture in the heart of Annapolis.

The colonial home of Paul Revere during the American Revolution.

The New Bedford Whaling Museum in Massachusetts displays what it calls the world's largest ship model.

Constructed by the younger brother of George Washington.

This colonial tavern played host to George Washington, Thomas Jefferson, and other famous early Americans.