Spain is one of the greatest tourist destinations in the world. Tourism stated taking shape in the 1970s when it became a place where many tourists visited so much. The country has become a popular place for tourism over the years till 2007 when it was ranked 2nd after France. The country has a lot of tourism destinations and has done a lot so as to ensure that the place still takes a front place as great tourism attraction point. Amongst the things that have been done are, the country joining the group of nations under the Visa waiver program. This program made it a requirement that the Electronic System for travel authorization (ESTA) is used to validate visas. The ESTA system requires one to have a machine identifiable visa or the ESTA visa. The ESTA visa has greatly increased security for those travelling to this country.