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

This statue celebrating everyday life in Dublin has a few unsavory nicknames.

One of Ireland's most infamous prisons for rebels including men, women and children.

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

The now-serene site of the largest earthquake ever recorded in North America.

Considered by many to be one of the most dangerous highways in Alaska.

This landmark honoring a local beer brand is an iconic part of the Minneapolis skyline.

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

A toweringly silly piece of modern art has been delighting locals since the 1980s.

20,000 pieces in a Frank Gehry-designed building.

A take-out restaurant that only serves cuisine from countries with which the United States is in conflict.

This historic Pittsburgh tennis complex is a rare example of natural red clay courts.

A model of a dinosaur that was named for Andrew Carnegie stands outside the museum that also bears his name.

The last street in Pittsburgh that's paved with wood.

The largest university building in the West is a gothic masterpiece containing dozens of theme rooms based on different countries.

This church in Pittsburgh is home to the largest collection of religious relics in North America.

A quiet, gothic haven nestled between Pittsburgh's Squirrel Hill and Point Breeze neighborhoods.

The only way to see Pittsburgh is from the top of this lookout point, just like the ancient members of the native peoples did.

Mutant vegetables, transgenic mosquitos, and atomic rodents span the walls of this one-of-a-kind museum.

This restaurant offers a side of antiques, curios, and a bathroom chock full of owls.

Found art has transformed this Pittsburgh neighborhood into a psychedelic dream.