Bizarrely shaped rock formations in northwest Bulgaria come with equally bizarre legends.

This geometric feat is a testament to the Incas' mesmerizing architectural abilities.

This museum covers 10,000 years of Pre-Columbian Latin American history.

A series of waterfalls so massive they straddle the border of Argentina and Brazil.

Constructed on the ruins of a convent, this tower saved countless lives.

Buenos Aires' city of the dead contains some very famous remains, including Eva Perón.

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

This historic, palatial theater is now one of the world’s most beautiful bookstores.

The rusty hull of this 1899 ship serves as a tribute to explorers of the bottom of the world.

A display of hand-built replicas of the legendary vessels used by Patagonian and Antarctic explorers.

This rusty hull was used as fighter plane target practice during the Falklands War.

Mother Nature outdoes herself with this stunningly beautiful set of caves carved into marble.

Stenciled handprints and wall paintings dating back 10,000 years, some of the earliest forms of cave art.

The inspiration for the Patagonia Clothing logo, Cerro Fitz Roy turns pink at sunrise.

This stunning mass of ice spans 121 square miles and is still growing.

This Gothic-style church is reputedly built atop the remains of one of Jesus's apostles.

An architectural marvel that combines Gothic architecture with Indian elements.

The roof of one of the world’s largest spice markets provides a grand view over the neighborhood's glorious bustle.

The mysterious empty cupola behind the monumental arch points to an ancient prophecy of Delhi.

Also known as the "Red Taj Mahal."

This elegant neoclassical garden is a peaceful oasis in the middle of the Nepalese capital.

This park in Nagarkot boasts one of the best views in all of Nepal.

Kolkata’s only Portuguese church has a curious link with chickens.

This gracefully curving formation looks like a massive wave that was suddenly turned to stone.