An Irish Memorial commemorating those who perished due to potato blight.

Ant sculptures march up the side of what used to be an iconic spot in punk rock lore.

A clone-tree in Washington Square Park sprung from seeds that went to the Moon and back.

Mural made of 100,000 pieces of hand blown glass, and until recently, the largest glass mural in the US.

This charming colonial alleyway is one of the oldest continuously used residential streets in the U.S.

A layered tribute to the work of mosaicist Isaiah Zagar.

This tribute to the 16th-century composer is now an unusual shrine to Michael Jackson.

An effigy of Vancouver's Gastown neighorhood's namesake.

Where the author wrote her beloved "Little House" books.

This opulent Pueblo Deco movie palace melds Art Deco and Native American motifs.

The first American axe throwing club.

This poignant sculpture of a gnarled weapon is a symbol of non-violence.

A 400-foot-tall tall map of Chicago makes this once-ignored building stand out.

Climb to the top of its spiral spire for spectacular views of Copenhagen.

Recognized the world over as the home of the McCallisters in the 1990 movie "Home Alone."

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

Featuring a meatless buffet fit for kings, this family-owned Zurich eatery is considered the oldest vegetarian restaurant in the West.

A strange and haunting monument of unknown origin in the historic Graceland Cemetery.

An avant garde art museum at the University of Chicago.

An antiquated German apothecary on Chicago's North Side.

An outdoor urban gallery of large-scale artworks by the world's most influential street artists.

Despite its name, this route in southern Utah offers a heavenly day trip.

A striking, menacing sandstone peak towering above a landscape that's equal parts Mordor and the Moon.

This beloved marketplace mascot poops money and grants good luck.