Ecuador's largest Incan ruins show evidence of sophisticated irrigation and diplomacy among the ancient builders.

This blowhole is supposedly caused by a trapped monster.

The southernmost point in the United States is a beautiful place to look at but a deadly place to wade in.

This abandoned mine offers a glimpse at what life was like for those who came to Alaska seeking Gold Rush riches.

Buy your friend a drink or staple some cash to the wall for the next guy at the Salty Dawg Saloon.

Statue dedicated to the star of an old television show.

An off-the-beaten-path place to literally hang beneath Milwaukee's Holton Street Bridge.

Not merely a museum – but a whirring powerhouse that offers a subterranean peek into the heart and soul of cable car operations.

A wall of chewing gum moonlights as collective art.

A walk through the historic city center, under the streets of Seattle.

The ruins of Vancouver's abandoned heritage railway.

A working steam clock, one of only a few in the world, located in Vancouver's Victorian Gastown.

Giant six-pack could provide one person a six-pack a day for 3,351 years.

This water tower has been a staple of the Rochester skyline since 1931.

One of the world's premier laboratories for hydraulic engineering research takes full advantage of the water's power.

These curious caverns have been home to mushrooms, gangsters, and disco.

A museum within a museum, devoted to history's most questionable medical devices.

The colorful, smiling concrete silos of Vancouver.

This park straddling the United States-Canadian border has been a symbol of peace since 1932.

The world's tallest turtle riding the world's largest snowmobile.

A monument to the center of the North American continent may be off by a few miles.

This replica of an 8th century burial ship actually sailed to Norway before returning home to Minnesota.

"...I guess that was your accomplice in the wood chipper?"

This sprawling building built in 1890 was one of Minnesota’s earliest and largest mental health facilities.