Walk along the medieval fortifications that have been protecting Tallinn since the 14th century.

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

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

At the top of the hour, figures of the London department store's two co-founders emerge and bow to each other.

Inspired by Thomas Stothard's painting of the "Journey to Canterbury," albeit with Canterbury natives.

A tongue-in-cheek arcade where the games are based on everyday life.

Near the former site of numerous witch burnings, this lavish Edinburgh mainstay pays homage to Scotland's brutal history.

Dynastic Home of the De Piro Family.

Though it's not the largest, this one-kilometer outdoor market is reportedly the longest in Europe.

A drinking water fountain in the heart of Mumbai, built by a father in memory of his son.

The place of worship for Zoroastrians, Mumbai's Parsi fire temples use fire and ash for purification.

A heritage structure designed in 1882 honors a Parsi philanthropist.

An 18th-century fort in the business district of Mumbai.

At more than 5,000 years old, these structures are among the oldest free-standing stone buildings in the world.

A triumphant marble and bronze fountain depicting a 15th-century Hungarian king and his hunting party.

This pub boasts a curious history and may have inspired a Dickens character.

The London pub overlooks where the Mayflower was moored before setting sail for the New World.

Giant, friendly pelicans in Central London, the most unlikely of places.

A island reachable by a causeway at low tide is possibly one of the earliest Western European locations to be identified in text.

Ruined 11th century abbey built by King David I in Edinburgh, Scotland.

17th century streets hidden under Edinburgh were once a breeding ground for the black death.

After public executions took place at this location, attendants would also attend a local horse race.

Though it was originally dedicated to the Hindu god Shiva, Baphuon was converted to a Buddhist temple in the 15th century, complete with a massive hidden statue.

Hundreds of years ago, this lion-shaped door knocker could help a person accused of a crime find temporary safe haven in Durham Cathedral.