London is one of liveliest and busiest cities in the world. Millions of passengers travel to the city every year to witness the iconic attractions, historic monuments, top sports activities, pristine green spaces and colourful events. Irrespective of the number of times you visit London; it always has something new to offer. The city has also developed into one of the key business centres of the world. People from Europe and other countries travel to London and vice versa on a daily basis. The city has six international airports, ...