Top destination, London

London is one of the world's top tourist destinations, attracting upward of 15 million visitors each year. Britain's capital city is a vibrant arts and entertainment center. It also boasts one of the planet's greatest concentrations of cultural attractions.

One of Britain's most iconic buildings, Buckingham Palace is also the scene of London's most popular display, the Changing of the Guard.

Displaying one of the world's finest collections of antiquities, the British Museum contains more than 13 million artifacts from the ancient world.

From prison to palace, treasure vault to private zoo, the magnificent Tower of London has fulfilled many different roles down the centuries.

The 97-meter tower houses the giant clock known as Big Ben. It's as iconic a landmark as Tower Bridge. The tolling of Big Ben is known throughout the world as the time signal of BBC radio. Below it are the Houses of Parliament, seat of Britain's government for many centuries and once the site of the royal Westminster Palace.

Another location with a long association with British royalty, Westminster Abbey stands on a site that's been associated with Christianity since the early 7th century.

Covering 350 acres, Hyde Park is London's largest open space and has been a destination for sightseers since 1635.

Built to mark London's millennium celebrations in 2000, the London Eye is Europe's largest observation wheel.

Two of London's best-known tourist spots mark the gateways to Soho, London's lively theater and entertainment district. Trafalgar Square was built to commemorate Lord Horatio Nelson. Piccadilly Circus marks the irregular intersection of several busy streets: Piccadilly, Regent, Haymarket, and Shaftesbury Avenue

The largest and most famous of London's many churches, and one of the most spectacular cathedral's in the world, St Paul's Cathedral sits atop the site of a Roman temple.