This prehistoric sinkhole lured exclusively male mammoths to their death, much to the delight of science.

The granddaddy of all tourist traps, built on ice water, jackalopes, and a giant dinosaur.

The world's largest mountain carving could fit all of Mount Rushmore inside it many times over.

This Rodin sculpture in Cleveland bears the lasting marks of a 1970 bombing.

The heroic sled dog of the 1925 serum run is preserved in taxidermy.

Funded by John D. Rockefeller, this is one of the earliest, and most beautiful, shopping arcades in America.

Four glass boxes hover over 1,000 feet in the air to give visitors an unparalleled view of Chicago.

High winds can make this one scary landing.

Referred to as "the crappiest fountain ever," this sculpture has been splashing unknowing passersby since 1969.

The world's first fully-fenced urban ecosanctuary is a haven for New Zealand's rare and endangered species.

New Zealand's only running funicular railway.

The platform atop this verdant volcano was built with the help of a royal elephant.

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

Tubing through a cave lit with glowworms is a magical underground experience.

This sheep farm has been forever transformed since being built for “The Hobbit” film series.

When this massive wooden temple ran out of rope, they made one out of devotees' hair.

The site where the famous city gate once stood, now in the middle of a playground.

One of the world's largest ancient burial mounds.

Mythical beasts symbolizing the city of Tokyo guard a historic bridge.

A real-life replica of a home from Hayao Miyazaki's beloved movie "My Neighbor Totoro."

Nine Gardens in one—with tea service.

The Hanshin Expressway goes right through its 5th, 6th, and 7th floors.

A bronze statue dating back as far as 1252, still has remnants of gold on its right cheek from ancient gilding.

Burial mound for the ears and noses of thousands of mutilated Korean soldiers.