Blackfoot petroglyphs of southern Alberta which date back as far as 7000 B.C.

A majestic hotel that also stands as a historic relic.

Few other hotels can rival the grandeur of the Castle in the Rockies.

This massive and unusual rock formation near Okotoks is the world's largest known glacial erratic.

This staircase full of Mayan hieroglyphics is perhaps the largest single text in the world.

This fortress in Honduras was built to resist pirates, but its builders had more to fear from the British.

The southernmost point in the United States is a beautiful place to look at but a deadly place to wade in.

Watch the newest land on the planet form before your eyes.

These picturesque Hawaiian falls are home to a rare species of fish that uses a special sucker to climb up cliffs.

A series of waterfalls and pools that flow through the 'Ohe'o Gulch and into the ocean.

This World War II-era bunker is now packed with posters and props from movies and TV shows filmed nearby.

A glass display case holds the document that ended the Second World War—which one person signed on the wrong line.

Once the site of the Hawaiian monarchy, this building was originally designed as a palace.

The only royal palace on U.S. soil has been a territorial capitol, a military headquarters, and a prison for a queen.

This museum of Hawaiian and Polynesian culture is the legacy of the last descendant of the Kamehameha Dynasty.

The air force base preserves its scars from the Japanese attack on Pearl Harbor.

The world's largest military aircraft cemetery.

Explore the largest pure gypsum deposit in the world, and go dune sledding while you're at it.

The Grand Canyon of Texas.

Inside houses a vast collection of military aircraft and missiles spanning the ages.

A monument celebrating the idea of reaching inaccessible places.

Many of the murals covering this sleepy Florida town hide some sort of intentional error.

After the attack on Pearl Harbor, rocks and fossils from every U.S. state were collected into a pyramid of national unity.

It's believed Elvis Presley was inspired to write his breakthrough track after staying here.