Schengen agreement abolished internal borders between these 26 countries. Schengen visa is the only visa that is required to travel to any of these 26 countries. Schengen visa requirements are very clear and are fairly easy to understand. Schengen visa is only for short stays, therefore visas are issued only for up to 90 days.

Canada visa requirements are quite easy to understand. Application process is online. Canada usually issues long term multiple entry visas for 5 or 10 years. Visa to some of the countries in Latin America such as Mexico, Costa Rica and Panama is exempt if you already have a Canadian multiple entry visa.

Mexico visa requirements are very clear and quite easy to understand. Mexico offers visa exemption to many nationalities. It also offers visa exemption to any nationality who holds any valid visa from the US, UK, Canada or Schengen.