Left untouched since a double murder-suicide in the 1960s, Los Feliz murder mansion remains a neighborhood mystery.

These delicate buggers are some of the rarest fossils that have bubbled up from the Tar Pits.

This weird abode has inspired everything from the "House On Haunted Hil" to a robot hunter's pad.

Hidden in the hills of Hollywood, this secluded Oz-themed garden is dotted with dozens of thrones.

America's most famous piece of self-built architecture.

Remants of foundations, streets, and streetcar tracks inhabit the cliffs where a landslide occurred in 1929.

This iconic L.A. bookshop is housed in an abandoned bank—both symbolic and chic.

House built with over 60,000 glass bottles.

A collection of more than 10,000 racist objects that teaches the atrocities of social injustice and intolerance in American history.

This log cabin gallery is one man's gnarly, hand-carved tribute to his favorite trees.

The rusted remains of an ill-fated freighter lie just off the coast of South Manitou Island in Lake Michigan.

Hidden beneath the waters of Lake Michigan rests a perfectly intact ship from the early 1900s.

The secret skeleton of a murdered nun was discovered in this church basement, but the scandal doesn't end there.

A subterranean world of tunnels links several buildings of this rare 19th-century asylum.

Though its branches are painted bright colors by generations of locals, the tree is said to be a haunted portal to hell.

This enchanting forest trail leads to ethereal abodes and a giant bird's nest.

Michigan’s most famous shoe tree.

Winter weather reveals a large Italian marble crucifix drowned beneath Lake Michigan.

One of the largest crucifixes in the world stands 55 feet tall in a secluded, wooded area of northern Michigan.

One man’s vision of living among dinosaurs credits Jesus Christ as the engine of biological evolution.

This protected area in Lake Huron contains some of the world’s best-preserved shipwrecks.

Turnip-shaped island just off the Michigan shore in Lake Huron.

Ancient petroglyphs discovered only after a massive fire swept across Michigan in the 1880s.

An easy-to-reach, century-old shipwreck in shallow and crystal clear waters.