Small caves once used as a hiding place for some of those accused during the Salem Witch Trials.

A boardwalk winds above this beautiful bog full of wildlife and a rare type of turtle.

This tiny little island has, as the name says, just enough room for its single house.

A castle built for love, and abandoned due to heartbreak.

Now a public art piece, this curious metal feature originally advertised a tinsmith's services.

These prehistoric replicas were based on actual skeletal remains.

This island castle contains enough secret passageways to support a season of Scooby-Doo episodes.

One of Mother Nature’s geological gems, home to many prehistoric fossils.

Canada's oldest railway tunnel is illuminated in a rainbow of color as it passes under the streets of this small city.

This water-locked cliff face is covered in hundreds of ancient pictographs.

Canada's subterranean Cold War museum has doubled as a movie set.

Thanks to its curved shape, this incredibly durable dam "whispers" to visitors.

A scene of a heinous act during a troubled period of Scottish history.

A stone burial chamber that was also the site of religious rituals.

The burial site of a murdered bishop and his alleged killers.

A monument to a Russian cruiser near its final resting place off the Ayrshire Coast.

A memorial dedicated to a tragic World War II aviation accident.

Attached to this castle is a local church.

This abandoned bridge over the River Irvine may be the oldest surviving railway viaduct in the world.

The sole surviving large cairn in an area that was once littered with burial monuments.

It's believed this well was once plagued with evil spirits until St. Columba purified the water.

Named after a 6th-century saint, who was also a scholar.

These stones date back to the 3rd or 2nd millennium B.C.

A small, former industrial site overlooking Loch Kinardochy.