A lone traffic cone perched on a ledge has remained unmoved since at least 2011, unofficially earning the status of a tiny Chicago landmark.

A 400-foot-tall tall map of Chicago makes this once-ignored building stand out.

Eternal resting place of the grave robber and murderer who served as inspiration for many of cinema’s famous madmen.

Once a speakeasy operated by Al Capone, this Milwaukee cigar bar is now a haven for ghost hunters.

Once a meeting point for great thinkers, and the midpoint of the country.

The old observatory in Copenhagen has a spiral corridor used as a racetrack.

Copenhagen's celebrated theme park and gardens.

Danish tourist destination well known for open stalls where vendors sell marijuana on the street.

A small collection of objects of a bygone era hide in plain view.

A brother statue swap has adorned this building's facade for centuries.

The ornate structure is part of a building boasting more marble than the Vatican.

These steps offer a breathtaking view of one of Europe's most besieged fortresses.

Many of Edinburgh's more unsavory characters spent their final days behind this door while awaiting their executions.

The location of a citizen uprising that led to a gruesome act of mob justice.

The 16th-century church has the only stained glass windows that survived the Scottish Reformation intact.

Protecting the dead from opportunistic body snatchers.

The most loyal of little dogs, or a Victorian era publicity stunt?

The tomb of one of Scotland's bloody historic villains is a magnet for bumbling desecrators.

A six-ton wedding present for the King of the Scots.

An 11th-century Viking gravestone in a Victorian parish church graveyard.

A contemporary fresco movement illustrates the region's rich history.

This steep cable railway has been hoisting passengers in the heart of Québec City for over a century.

This lovely, if imposing, piece of Canadian gothic is possibly the most photographed hotel in the world.

Abandoned Italianate architecture on the coast of Maine.