Heathrow Airport 44 min
Palace of Westminster (17 min)
Neo-Gothic masterpiece and seat of the UK government. Guided tours on Saturdays and in summer. Tower Bridge (26 min)
Panoramic views from high level walkways and behind-the-scenes access to original lifting machinery. Tower of London (21 min)
Centuries of bloody history around a medieval castle, home to Crown Jewels and iconic Beefeaters. St. Paul's Cathedral (17 min)
Churchyard and gardens outside Saint Paul's cathedral, with a floor-plan of the original building. Trafalgar Square (13 min)
Nelson's Column rises above this iconic square's LED-lit fountains, artworks and lion statues. The National Gallery (13 min)
Trafalgar Square art museum whose masterworks trace the development of Western European painting. Natural History Museum (18 min)
Landmark museum of animals and natural phenomena, with hands-on exhibits and animatronic dinosaurs. Buckingham Palace (16 min)
Visitors can tour the palace's opulent private and state rooms or watch the changing of the guard. Hyde Park (12 min)
Huge green space, home to Diana Memorial Fountain, with boating and swimming in the Serpentine lake. ZSL London Zoo (10 min)
Major city zoo and research centre helping to conserve numerous species in naturalistic habitats. Big Ben (17 min)
16-storey Gothic clocktower and national symbol at the Eastern end of the Houses of Parliament. Westminster Abbey (18 min)
Protestant abbey hosting daily services and every English and British coronation since 1066. The Regent's Park (7 min)
Modern, glass-clad cafe and sports administrative centre, with pitches and changing rooms. The British Museum (7 min)
Huge showcase for global antiquities, including Egyptian mummies and ancient Greek sculptures. lastminute.com London Eye (21 min)
Huge observation wheel giving passengers a privileged bird's-eye view of the city's landmarks. | 
