Just another ancient, mysterious Irish stone circle.

One of the most popular megalithic sites in Ireland stands as a humbler version of Stonehenge.

All unmarked mute swans on the Thames are owned by the Queen per a tradition that began in the 12th century.

Visit the WWII bunker where the British won the battle for the skies.

This depiction of the earth mother welcomes new life into Aurora Highlands.

A pair of gargoyles peer into unsuspecting passengers at Denver’s conspiracy-packed airport.

In the middle of a busy airport, a statue honoring the astronaut who told Houston that Apollo 13 had a problem.

At this Denver landmark, the meals are compulsory, the sopapillas are complimentary, and the insanity is everywhere.

A downtown park built on top of unclaimed graves.

The largest self-built castle in the U.S., six decades in the making.

A once-thriving hotel from the Old West now sits abandoned, under the threat of demolition.

This 19th century jail was mainly used to incarcerate the drunk and disorderly.

The narrow mountain road that carves a path between Florence and Victor is tied to ghost towns and ghost stories.

A renovated hotel is bringing new life to a nearly-abandoned mining town in Colorado.

This Colorado hiking trail provides a small gold mine of abandoned gold mines.

An unexpected alley with light shows and nature views.

Thousands of artifacts relating to human sexuality, including the world's largest sex bike.

A giant open-air sculpture made of over 200 full-sized boats.

These banned cigarette vending machines now sell little pieces of pocket-sized art.

This Las Vegas casino boasts one of only three spiral escalators in the United States—an engineering wonder.

An exotic wildlife habitat right off The Strip.

One of the world's tallest Ferris wheels takes visitors high above Las Vegas in a spinning party room.

Fans have made a utility pole near where the 90s musician was shot into an ersatz memorial.

This razorback ridgeline has doubled as a scenic drive since the early 1900s.