Controversial tribute to the heavyweight champion boxer who grew up in Detroit.

A concrete block embedded with thousands of pulled teeth was created by a local dentist to memorialize his dog.

A chilling disappearance (and rescue) of a child uncovers a geological mystery.

A painted-over wall in Detroit originally built to segregate a black community from an adjacent white development.

Stonehenge has nothing on Castlerigg’s views.

19th century museum with an eclectic mix of curiosities, from Egyptian artifacts to items on archery history to the skull of the world's oldest horse.

The highest peak in the United Kingdom has a history of physics, specters, and a pilgrimage of strange objects.

The oldest burial ground in the city, final resting place of city founders, Ohlone natives and murderers alike.

This Big Sur waterfall drops 80 feet directly into the Pacific Ocean, and inspired the hillside house up top.

Aqueducts have dramatically changed this old lake, now home to tufa towers and its very own species of tiny brine shrimp.

This stretch of beach along California's central coast is a busy highway for the largest seal in the northern hemisphere.

This dormant volcanic crater has been converted from a roiling pit of magma to a pleasant hiking spot.

Finally the worlds of UFO enthusiasts and beef jerky lovers have come together in this roadside shop.

This giant temperature attraction created some giant electric bills.

A music-filled, booze-soaked oasis in the desert.

A fake town founded by Western movie stars is now becoming a hip desert community.

A sign at the end of the Santa Monica Pier marks the traditional end of the legendary American highway.

This star-studded Old Hollywood restaurant is where fettuccine Alfredo made its United States debut.

Hollywood's most famous landmark, the "temporary" sign that has stood for decades longer than intended.

A dwindling menagerie of anthropomorphic oil derrick animals still dot the barren California landscape.

This abandoned Navy base was transformed into an off-grid alternative living community for thousands of people.

One of the most scenic stretches of road in America winds between some of the country's oldest trees.

This little museum has an exhibit devoted to the elusive forest denizens.

Canyon walls shrouded in ferns.