This "railway" for boats continues a waterway over a road.

A school teacher's massive and terrifying self-built castle.

Once the "Eighth Wonder of the World," this iron railroad bridge was decimated by a tornado.

A secluded fortress from the days of the Crusades that offers breathtaking views.

An iconic view point of the Sea of Galilee offers a look into Israel's past.

The tallest waterfall in the Judean Desert is named for its connection to a biblical figure.

A magical oasis in the middle of the Negev Desert.

Only six people can sit inside this delightfully quaint sanctuary.

This seemingly cursed monument is dedicated to one of Canada's great war heroes.

This mill on Lake Erie appears to shrink as a viewer approaches thanks to an optical illusion.

This unusual structure may be on its way to becoming a cultural landmark in Toronto.

Smallest house in Toronto sits on a lot meant to be just wide enough for cars to drive through.

This Toronto garden collects stares and tchotchkes in equal measure.

A fantastic place to see murals, and an important location in the history of Toronto's legal street art scene.

A geometric jumble of homes.

The only quarter of the Old City not dedicated to a major world religion.

An ancient tunnel in Jerusalem built to redirect water in the event of a siege is one of history’s great architectural innovations.

Squeezing inside this deep, narrow canyon reveals a festival of desert colors.

A "miracle" that seems to produce more holy fistfights than holy revelations.

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

An abandoned 1970s theme park that has been turned into a space for waterfront walking.

An architectural marvel built by a nearly forgotten Canadian Quaker sect, the Children of Peace.

The summit Roosevelt conquered before he descended to become The Chief.

In upstate New York, gorgeous waterfalls and a watermill are slowly being reclaimed by nature.