This is the house that spite built.

An enormous, inside-out glass globe built in 1935.

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

Home to part of the world’s largest private collection of original manuscripts and documents.

The watery grave of an impractical idea.

This rare vessel mixed luxury with labor before being converted to a museum and sometimes haunted maze.

This posh mansion began as a family's estate and ended as the site of a murder ripped from the pages of a pulp novel.

This kaleidoscopic mural shows Bob Dylan throughout his transition from young troubadour to Nobel laureate.

One of the world's premier laboratories for hydraulic engineering research takes full advantage of the water's power.

This old residential building was once the largest flour mill in the world.

One of two giant blue cockerel statues erected with an intentional double meaning.

This 1960s kinetic artwork has been restored and is once again whirling away in downtown Minneapolis.

No one's quite sure where this quirky university tradition originated.

Downtown Minneapolis mixed art and function by turning some of their sewer covers into works of art.

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