The first declared National Monument in the United States.

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

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

This unique zoo is the only place in the world where you can see all 15 species of crane.

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

The highest point in Wisconsin is capped by two towers that are not as mythic as Tolkien's but provide much better views.

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

Farms are serving pizza made from their own fresh crops, a growing trend in the American Midwest.

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

A unique botanical garden housed in three giant geodesic domes.

Restaurant in Northern Wisconsin comes with a unique feature: a grassy roof covered in living goats.

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.

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

This shale formation along the Appalachian Trail once inspired the third president of the United States.

This former fire tower found new life as a communications hub complete with a scenic overlook.

This lookout tower built in the 1930s is now an in-demand cabin with what might be the best view of the Seneca State Forest.

An abandoned coal mine reached by a steep hike.

This former fire tower is now a rustic observatory that offers amazing views of eagles, hawks, and the Appalachian Mountains.

The highest point in Maryland is only accessible by hiking through another state.

Two insane asylum bodies embalmed by an amateur.

Near-constant high winds deform the trees on Spruce Knob, the highest point in West Virginia.

Hikers can still stroll beneath the long conveyer of this abandoned mining facility hidden in a West Virginia river gorge.

Once connected to the outside world by a single train track, this ghost town is looked after by the National Park Service.