The intricate stonework of Machu Picchu serves as a testament to Incan engineers.

The celebrated eyesore created by starry-eyed sweethearts.

Museum celebrating the ocean, with the largest wunderkammer dedicated to sea exploration.

The original home of the Lego has a huge amusement park dedicated to the iconic plastic toy.

A white Buddhist temple with a golden restroom.

A nightmare for the claustrophobic lies hidden in Southeast Asia.

This chimerical bridge/tunnel appears to dead end right into the sea.

5,000 skulls in memorial to those killed by the Khmer Rouge.

Copenhagen's celebrated theme park and gardens.

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

As one of the world's largest hydroelectric dams this plant took two countries to get built.

Museum dedicated to the sacred leaf of the Andes.

Popular tourist destination where witches in dark hats sell dried llama fetuses for good luck.

This abandoned mining village was predicted to resist decay longer than any other modern human settlement.

This Arctic storage facility is a secure backup for agricultural biodiversity.

The mysterious "Candelabra of the Andes" could represent anything from a god's trident to a hallucinogenic plant.

This stone complex marks the urban center of a lost civilization.

The glacier tucked within a New Zealand rainforest.

A New Zealand communications tower stands as the tallest structure in the Southern Hemisphere.

After the devastating 2011 earthquake, historic Christchurch begins to recover, starting with the pop-up Re:START mall.

Major tourist destination known for its bubbling mud-pools and hot thermal springs.

This museum/fur store is devoted to educating guests on how awful opossums can be.

The world's only complete colossal squid specimen is on display at the Te Papa Museum.

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