Once the site of the Hawaiian monarchy, this building was originally designed as a palace.

A bright California graveyard with a decidedly dark side.

Instead of solid circles, the stoplights in this northern Icelandic town have glowing red hearts.

These banned cigarette vending machines now sell little pieces of pocket-sized art.

One of the world's tallest Ferris wheels takes visitors high above Las Vegas in a spinning party room.

Thousands of years of crashing waves gave this mushroom-shaped rock its svelte figure.

A monument commemorating the role of Alaska's native Tlingit guides in the Klondike Gold Rush.

A rare chance to get up close and personal with a 13-mile ribbon of ice near downtown Juneau.

The massive, incredibly rare instrument is over 11 feet tall with a range so deep it goes lower than humans can hear.

This centerpiece of the Hollywood & Highland shopping center is a recreation of a long-lost movie set.

60 feet of towering steel balances gracefully.

The space-age building is home to one of the few remaining rotating restaurants in America, and the only one that inspired a 1980s sitcom.

A long-vacant Scottish Rite temple in Hollywood has been converted into an art museum filled with Masonic relics.

Scores of vintage street lamps shine along L.A.’s Miracle Mile.

The house where the writer spent his formative years.

Dublin's most modern, visually spectacular bridge is modeled after Ireland's national emblem.

The somber sculptures commemorating Irish Famine on the river Liffey in Dublin.

The comedy and tragedy of Oscar Wilde is preserved in a Dublin park, captured in a sculpture of colorful stone.

The gorgeous library at Trinity College is home to remarkable treasures of Irish identity.

These barriers stand as stark reminders of Northern Ireland's troubled past.

A little sculpture with a large wardrobe.

From Tintin to the Smurfs, Europe's greatest graphic icons are celebrated in a grand Art Noveau gallery.

Climb inside an iron crystal magnified 165 billion times its normal size.

A bit of the Berlin Wall was gifted to the Icelandic capital to commemorate the 25th anniversary of German reunification.