Chilly air billows out from the entrance of an abandoned mine on a steep hillside, providing a refuge for Ice Age fauna and flora.

This large midwestern cavern features impressive rock formations and an underground waterfall.

This lush 12-acre site was once named the finest Japanese garden in North America.

A town filled with hot chocolate, dazzling lights, and lots of Christmas cheer.

The Bong-area park police have asked visitors to please, stop stealing the signs.

This lakefront cottage was crafted in the 1800s and was once a sanitorium.

Every winter, the wind carves blocks of frozen water into beautiful abstract shapes inside this unusually curved tunnel.

A bizarre house filled with an astounding array of collections.

The oldest certified bowling alley in the United States is in the basement of this century-old bar.

A unique botanical garden housed in three giant geodesic domes.

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

The arboretum whose marshy soil sucked up the dreams of housing developers.

A largely forgotten and touching neoclassical marble fountain overlooking a bear mound effigy.

A circus of light and sound forms a sensory ode to an iconic train that will never pass through town again.

Complex aquaponics systems allow fish and plants to grow in harmony.

Over thousands of years, this slot canyon was carved out of the bed of an ancient lake.

According to the legend, this strikingly beautiful hill has miraculous healing powers.

Whimsical sculptures dot a woodland path surrounding their creator's old summer cottage.

A lovely hidden waterfall right off the highway is well worth a stop.

This animatronic Christmas village within an industrial park creates a whimsical juxtaposition.