Isak Heartstone, a 15-foot wooden troll made out of recycled materials.

A small store filled with animal skulls and other curiosities.

An innovative local park built from an abandoned sewage treatment plant.

A home covered with elaborate mosaic and other pieces of art.

A beautiful combination of living flora with preserved bones covers the shelves of this shop.

This Chinese-style quartz sundial was saved in its final hour.

While comics are the main attraction at this megastore, the second floor plays host to an exhibit fit for a museum.

Where scientists keep miles of very valuable ice from Antarctica and Greenland from melting.

The ruins of the suspension bridge hang over Kingsbury Run as a ghost of racial prejudice.

Medical history museum featuring a lovely doctor's office from the 1800s.

The heroic sled dog of the 1925 serum run is preserved in taxidermy.

The tombstone epitaph of Millicent Milroy commemorates her "marriage" to King Edward VIII, Duke of Windsor.

Collection of antique science instruments displayed in recreated 1870-1930 laboratories.

The "birthplace of insulin," where Sir Frederick Banting realized the hormone could save the lives of Type 1 diabetics.

Genesis of modern hydroelectric power.

Clusters of abandoned buildings hint at the facility's 144-year history with psychiatric health.

This sprawling collection of saintly relics includes such fascinations as wood from the Cross of Jesus and threads from Mary's veil.

Abandoned for over a century, this chilling train tunnel is now a destination for ghost hunters.

An abandoned skate park located in the middle of the wilderness.

The ruins of a rehabilitation center for World War II vets can be found in the Westminster Ponds Conservation area.

305 homemade stone stairs wind their way up the Hamilton escarpment.

Buffalo's abandoned concrete grain elevators are getting a second life.

Ghost stories surrounded this “castle,” the only structure from a huge mansion that was never built.

A tiny one-room church built after one man's prayer for healing was answered.