London Heathrow

London has been at the center of world events for more than two thousand years — as Roman Londinium, as the capital of a global empire, and today as one of the most visited cities on Earth. Its neighborhoods shift character dramatically from one stop to the next on the Underground: the financial towers of the City of London give way to the bohemian markets of Brixton, the luxury boutiques of Mayfair, and the multicultural energy of Peckham. Few cities pack so much history, culture, and sheer scale into a single metropolitan area, yet London remains navigable and surprisingly green, with parks ranging from Hyde Park to the ancient Hampstead Heath.

The British Museum's collection of global antiquities is free and could fill several days on its own. The National Gallery on Trafalgar Square houses one of the finest collections of European painting in the world, also free. For living culture, the West End is second only to Broadway in theatrical ambition and variety, offering everything from long-running musicals to cutting-edge new writing. The Tate Modern in a converted power station on the South Bank is the most visited modern art museum in the world. Foodies will find Brick Lane's curry houses, Borough Market's artisan produce, and a rapidly evolving scene of innovative restaurants spanning every global tradition.

London's weather is famously unpredictable; always carry a compact umbrella regardless of the forecast. The Oyster card (or a contactless bank card) is the cheapest way to use the Tube, buses, and Elizabeth line — single cash fares are dramatically more expensive. Many top museums are free, making London surprisingly affordable on culture; the main expenses are accommodation (book far in advance for best prices) and restaurants in central areas. A Heathrow Express or Elizabeth line connection gets you to central London in 15–21 minutes.