US, Canada, Spain, and Mexico. However, the US is so huge and diverse it counts as more than one country if you've seen a significant portion of it.
Hungary, Austria, Germany, Italy and Spain. I plan to visit more in the future! :)
uhhh many... switzerland, France, Spain, USA xD, Germany, Greece, Japan, China, India, Agypt, Great Britain, Austria, Canada, Australia, New Zealand, South Africa, guess that was about it, more or less... so: 16 oh no 18 fergot brasilia and Mexico
USA, Mexico, Jamaica, France, England, Italy, Germany, Spain (I did not include where I live)
Three - England, the country of my birth, France, for a single day on school trip, and Wales, to visit relatives for a week.