Millions of dollars worth of sculpture decorate this Iowa city center.

A giant pair of thick black glasses mark the tragic demise of a trio of rock and roll legends.

This park is home to well over 100 handmade birdhouses.

A chain of 16 wondrous lakes formed as a result of the gradual dissolution of soluble layers of bedrock.

When this 18th-century observatory's meridian was moved, it set Sweden's time back by 0.04 seconds.

A steel paper plane is all that remains of a crashed aircraft that caused an amazingly small amount of damage.

Danish tourist destination well known for open stalls where vendors sell marijuana on the street.

Pre-Nazi swastikas adorn the sculpted pachyderms flanking this brewhouse portal.

The de facto symbol of Copenhagen is this bronze fairytale which cannot seem to keep its head for very long.

An ultra-modern diversity park in Denmark has turned an entire city block electric pink.

This gem from the industrial age helps visitors and residents alike traverse hilly Stockholm.

Stockholm's narrowest alley is barely over two feet wide.

A former suicide bridge is now accumulating symbols of love instead of a body count.

It is said that each of the white stones in the red facade of this medieval house represents the head of a murdered Swedish noble.

A man has revenged his true love's betrayal through tears and stone genitalia.

Stockholm's deepest subway station is also a stunning ecological wonder.

Sweden's "good old days" painstakingly re-created in a model village.

This homeless brass fox tugs at your heartstrings from the foot of a Stockholm bridge.

Now a hotel, this former bank was the site of a robbery that spawned a psychological phenomenon.

The library's graceful rotunda is like a bibliophile's temple.

The world's largest model of our planetary system.

Stockholm's decidedly unique public transit system has doubled as the world's longest art gallery for decades.

A 16th-century Andalusian palace.

The world's largest wooden structure.