Did Gustav Eiffel design this enigmatic metal building?

From atop a hill at the center of Cape Town, a cannon has been signalling the time since 1806.

The remains of diamond fever taken over by the desert.

This deceptively beautiful island was once home to a German concentration camp and known as "Death Island."

The final resting place of the liberator of Argentina is guarded around the clock by two soldiers.

105-foot wide giant metallic flower blooms anew every day in the heart of Buenos Aires.

This underwater sculpture park is the basis for a manmade coral reef.

Three wildly colorful calderas top this otherworldly volcano chain.

The name for this waterfall was derived from the Aboriginal word used to describe a rainforest vine.

A small, but award-winning beach known for its literally spotless reputation.

A cairn commemorating James Cook's second landing in Australia.

This former hostel is now an art gallery and a memorial for 15 backpackers who lost their lives to a tragic act of arson.

Once a farming community founded by the Italian survivors of an immigration scam, this colony is now a free camp and roadside attraction.

A desert that rolls right up to the ocean, where it's so dry animals live off the fog.

Bizarre living fossil only grows in a small chunk of the Namib Desert.

Formerly known as the Malay Quarter, Bo Kaap is a colorfully-painted suburb located in the “Mother City” of South Africa.

Enjoy coffee and cake while viewing antique medical equipment at this unique cafe.

A coin-operated washing machine turned jukebox, complete with an outdoor dance floor.

During the solar phenomenon "Lahaina Noon" this bendy, curvy sculpture forms a perfectly circular shadow on the ground.

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.

A 1940's shrine dedicated to drowned fishermen on the outskirts of Honolulu.

Hidden behind a YMCA stands the remains of a ceremonial site that dates back hundreds of years, whose ground is still considered sacred to many Hawaiians.

This ancient Hawaiian henge may have been an early star chart.