A pagan tradition of draping trees with rags eerily lives on.

This memorial was created by an Irish nurse who lived in New York City during 9/11.

The pub has been in operation since 1819 on the banks of the Clyde.

Once the overnight home of Mary Queen of Scots.

This abandoned bridge over the River Irvine may be the oldest surviving railway viaduct in the world.

The television series' iconic giant foot was borrowed from this classical painting.

A mysterious shape catches the eye in this 16th-century painting.

A closed London rail station created to cart away the dead still bears the marks of attempts to make it less morbid.

This massive collection of British military artifacts includes the heartbreaking personal letters of the men in the trenches of WWI.

A pair of club-wielding guardians stand watch over London's first public clock to feature a minute hand.

One of the few remaining examples of 19th-century London’s attempt to clean up its reputation.

The fierce beast perches atop a pedestal marking where the historic City of London gates once stood.

A 300-year-old tea shop that brought tea to the English people, not to mention the Queen herself.

In this quiet village, a blue plaque marks the spot where the famous fictional detective retired.

This castle was first occupied in the 1400s and has undergone major restoration in recent times.

This former World War II artillery defense site was built to guard the industrial city of Glasgow.

This 19th-century prison once held Irish revolutionary Constance Markievicz, writer Frank O’Connor, and a nine-year-old pickpocket.

The initials "GW" mark where one of Scotland's most important Protestant martyrs was burned at the stake.

This Georgian mansion blends historical significance with an impressive art collection within picturesque surroundings.

A watering hole from the late 1800s in the heart of the Campsie Fells.

The castle that provided the setting for much of 'Monty Python and the Holy Grail' is now a pilgrimage site for fans.

A 19th-century Neoclassical building now housing a Hindu temple represents modern-day Glasgow at its most multicultural.

This townhouse was once the original home of the Scottish Football Association.

The site of the first international football match.