Even though some of the buildings date back to the Victorian era, this research institute is still involved in cutting-edge astronomy research.

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

A museum dedicated to the tragedy of Bloody Sunday.

A beloved upside-down beacon off the coast of Northern Ireland.

Single runway interrupted by a busy road that cuts across its middle.

These murals stand as reminders to the troubled history of this Northern Ireland city.

A memorial to a goat culled during a foot and mouth disease outbreak guards a series of fantastical caves.

A trail of "Game of Thrones"-themed doors carved from fallen trees from the iconic Dark Hedges.

A giant sculpture of the legendary "Salmon of Knowledge" celebrates the return of fish to Belfast's River Lagan.

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

The highest peak in Northern Ireland is topped with a stone tower and haunting burial mounds.

The statue honors a beloved bird that once roamed St. George's Market.

A boulder in the Churchyard of Down Cathedral marks the legendary burial place of "The Apostle of Ireland."

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

The last Victorian market in Belfast.

This extinct volcano rises above Edinburgh and is special for its panoramic views over the city.

These wire animal sculptures commemorate the exotic inhabitants that once called the Tower of London home.

London's smallest police station is barely the size of a phone booth.

Historic fortifications form the boundary of Vatican City, but it’s not entirely surrounded by walls.

Breathtaking and huge 430 year old maps of Italy.

The blinking light atop the iconic landmark has been sending secret messages for decades.

Hollywood's most famous landmark, the "temporary" sign that has stood for decades longer than intended.

This public square capitalized on a single Eagles reference to bring some life back to an Arizona town.

See massive fossils that are over 200 million years old in northeastern Arizona.