Walk up a ramp through a forest for panoramic views of Lake Michigan.

As the glaciers retreated out of northern Wisconsin, this unique natural wonder was crafted.

The preserved remains of the former Milwaukee County Hospital for the Insane are hidden in the wooded grounds of County Park.

Hidden in magnificent rolling countryside, see what may be the largest modern stone circle in the world at Wisconsin's very own "Stonehenge”

A remnant of the last Ice Age, this lake is surrounded by fascinating rock formations.

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

Tirelessly maintained by a Wisconsin man named JFK.

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

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

Paranormal activity on the great lakes.

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

This punny mirror of another Wisconsin attraction is exactly what it sounds like.

A giant, Gilded Age mansion that once belonged to the beer baron of Milwaukee.

Five acres of divinely inspired folk art.

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

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

Vikings and Evangelicals have both had a hand in this replica medieval church.

This pebble beach is so beautiful that taking its rocks is against the law.

This cave holds a surprisingly colorful variety of geological oddities.

These Great Lakes sea caves accessible by boat in the summer turn into temples of ice reachable by foot in the winter.

Hidden behind Lincoln's head is a 70-foot-long chamber containing enamel plates documenting American history, sealed in a teakwood box in a titanium vault.

Eternal resting place of the grave robber and murderer who served as inspiration for many of cinema’s famous madmen.

The seamy, underground secrets of Portland's criminal past.

The oldest tofu shop in the United States is a firm favorite with locals.