The Great Fire of London and the regulation of one-way streets both started in this alley.

The bronze uniforms commemorate the vital role of women during World War II.

A quiet, semi-secret square with statues of Mahatma Gandhi, Virginia Woolf, and a conscientious objectors stone.

The commemorative stone column conceals a secret laboratory.

The 2,000-year-old beam is tucked within the pedestrian entrance to the old London Bridge.

A statue of the legendary Celtic warrior queen who fought the Roman invaders stands in one of the cities she once destroyed.

This pub was 238 years old when it decided to revamp its image: It started serving Thai food.

The site of London’s first coffee house has been serving refreshments of one kind or another for 360 years.

This South London cemetery holds the remains of more than 15,000 people.

This ornate Victorian marketplace was the setting for Diagon Alley and the Leaky Cauldron in the first ‘Harry Potter’ film.

The longest surviving wooden trackway complex in Europe dates back to Iron Age Ireland

Commemorating the end of independent Gaelic Ireland.

A serendipitous meeting between a South American revolutionary and a local barman resulted in an iconic image of 20th-century art.

A monument to a beloved aquatic folk hero in the Irish town of Dingle.

An incredible natural formation along the Wild Atlantic Way.

Ireland's only cable car once carried livestock across a treacherous strait.

A well-preserved, 19th-century Irish workhouse recounts a grim time in the country’s history.

On the clock tower at St. Anne's Church in Cork, you never know which face is telling the truth.

Horse cemetery on the grounds of Blarney Castle.

A gated cross stands on the site where an Irish revolutionary met his end.

This beautiful site is where the first transatlantic telegraph was sent from.

An Irish town has built a statue to a silent film actor simply thanks to the holidays he once spent there.

This cemetery overlooking the Benbulben rock formation is the final resting place of one of Ireland's most beloved poets.

These moss-covered medieval ruins tower atop the smallest of Ireland's Aran Islands.