The only Bahá'í house of worship in North America and one of only a handful worldwide.

Half-sized replica of the Leaning Tower of Pisa built to honor Galileo.

Known as "The Hill of the Little Devils."

Arguably the best example of an authentic Dutch windmill in the United States, rivaling its counterparts in the Netherlands.

This elaborate Hindu temple is located in a Chicago suburb, but looks like it was transported directly from India.

A replica viking ship from the Chicago World's Fair is still in dry dock in an Illinois park.

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

A river with some unusual, and occasionally dangerous, habits.

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

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

Remnants of a quarry company town still stand on the banks of the Wapsipinicon River.

Minnesota's highest point is a scenic vista marked by a plaque and armies of mosquitoes.

This long unused shot tower on the Mississippi remains a point of pride for a small city in Iowa.

Half of a waterfall goes into the river while the other half seems to disappear.

This cave holds a surprisingly colorful variety of geological oddities.

A bizarre house filled with an astounding array of collections.

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

The only arched bridge made of stone on the entire Mississippi River.

This iconic water tower and failed bandstand is open for panoramic views once a year.

Hub of Scandinavian culture in a Minneapolis deli.