Inside this library, the history of Los Angeles is retold through a mural.

The strongest earthquake in Nevada's recorded history left these spectacular breaks along the west front of a range in central Nevada.

Legend says this cave housed a 16th-century cannibal and his family of 48.

This short bridge is the only thing connecting a tiny Irish island to the mainland.

The atmospheric road was never meant to be so creepy.

The home of Ireland's last leprechauns is officially protected by the European Union.

400 million years of erosion shaped these fascinating seaside caves, which made an appearance on 'Game of Thrones.'

Legend says the water within these mysterious sacred springs stays cold even when boiled.

It is said a heartbroken man visited the gap every day to stare blankly out at the sea.

A peace symbol in Northern Ireland is among the world's largest hedge mazes.

A medieval abbey featured on 'Game of Thrones' that dates back to the 12th-century.

A Victorian marvel of engineering is now a 21st-century tourist attraction.

This former World War II torpedo testing location is now an important nesting site for migratory birds.

These huge glacial erratics are humorously named after a much much smaller bird.

For part of the year, this innovative greenhouse is painted white to keep the plants from getting scorched.

Robotic car thieves, freakish animals and huge neon floats in Northern Ireland's capital.

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

The remains of this deep, dark mine have left behind a haunting rocky warren of tunnels.

This Irish show cave is said to have been the site of a Viking massacre that claimed 1,000 lives.

A meandering boardwalk across the bogland leads to a "stairway to heaven" with sublime views.

The final resting place of a space program monolith.

Beautiful Victorian buildings from L.A.'s forgotten architectural past.

Small museum packed with artifacts recovered by the man rumored to be the real-life inspiration for Indiana Jones.

The site of a classic series of Laurel and Hardy pratfalls.