When visiting the capital and largest city of England and the United Kingdom, with a population of roughly 9 million. Here are some fun facts and a list of notable places you ought to see.

The City of London, its ancient core and financial center, was founded by the Romans as Londinium and retains its medieval boundaries. The City of Westminster, to the west of the City of London, has for centuries hosted the national government and parliament. 

Since the 19th century, the name "London" has also referred to the metropolis around this core, historically split between the counties of Middlesex, Essex, Surrey, Kent, and Hertfordshire, which largely comprises Greater London.

As one of the world's major global cities, London exerts a strong influence on its arts, entertainment, fashion, commerce and finance, education, health care, media, science and technology, tourism, and transport and communications, it is home to some of the highest-ranked academic institutions in the world—Imperial College London in natural and applied sciences, the London School of Economics in social sciences, and the comprehensive University College London. London is the most visited city in Europe and has the busiest city airport system in the world. 

Fun Fact: The London Underground is the oldest rapid transit system in the world.

London has four World Heritage Sites: The Tower of London; Kew Gardens; the combined Palace of Westminster, Westminster Abbey, and St Margaret's Church; and also, the historic settlement in Greenwich. Greenwich defines the prime meridian (0° longitude) and Greenwich Mean Time. 

Other landmarks include Buckingham Palace, the London Eye, Piccadilly Circus, St Paul's Cathedral, Tower Bridge, and Trafalgar Square. London has many museums, galleries, libraries, and cultural venues, including the British Museum, National Gallery, Natural History Museum, Tate Modern, British Library, and numerous West End theatres. Important sporting events held in London include the FA Cup Final (held annually at Wembley Stadium), Wimbledon Tennis Championships, and the London Marathon. In 2012, London became the first city to host three Summer Olympic Games.

Whether you are looking to go on your next shopping spree, are just a history buff looking to check some boxes off your bucket list, or experience the Luxurious top-rated hotels and restaurants this city has to offer, London is certainly a one-stop dream destination for all.