The largest hot spring in the United States is, as the name suggests, a stunning show of natural color.

An architect's childhood fantasy treehouse made real.

One of nature's most well-scheduled phenomenons resides in Wyoming's Yellowstone National Park.

A beautiful geyser under environmental threat.

Visit a church sculpted from hardened lava.

One man's quest to save his town with a trail of record-breaking sculptures.

The world's largest Holstein cow.

When waves crash onto this section of beach, the rocks sing a song.

This bronze sculpture was inspired by a photograph of Martin Luther King Jr. and his wife embracing after he won the Nobel Peace Prize.

A luxury hotel constructed out of a former jail.

The world's largest moose statue is located (where else?) in Canada.

A standalone wonder amid the prairie badlands of southeastern Alberta.

Try the alligator at this fondue spot, which has been catering to "lovers and hedonists" since 1967.

Though many were skeptical at first, these animal-specific routes across the Trans-Canada Highway have been a major conservation success.

The granite head appears to be deep in thought and half buried in the ground.

With its webbed walls and bright red coloring, Calgary's iconic bridge looks like a finger trap puzzle stretched across the river.