United Europe on the Roemer VisscherstraatOn the Roemer Visscherstraat in Amsterdam it is possible to make a trip around seven European countries within one minute. Ever since 1894 a row of houses has stood here built in the style of seven countries: Germany, France, Spain, Italy, Russia, Holland and England.This 'United Europe', also known as the 'Seven Countries-Houses', were built by the architect Tjeerd Kuipers, (1858 - 1942) with the intention of focussing on the history of European