Wide ranges of people visit the United Kingdom every year under different purposes as for sightseeing, studying, or even working. Despite that the nationals of many Western countries, in particular of the European countries, can enter the United Kingdom visa-free, the rest of world citizens are very likely to need a visa in order to be permitted to step in the United Kingdom. The UK visa allows you to enter the country, whether it is through the sea, land or air.  The possession of a visa...