england (native)
scotland
wales
ireland
france (+ corsica)
germany
belgium
holland
spain
portugal
italy
austria
switzerland
norway - very cool, but too expensive
sweden
finland
denmark
israel
japan - amazing experiences, but couldn't live there

favourite was probably ireland, in the galway area. wouldn't necessarily want to live there though.

next country to visit is Latvia, as ryanair fly there and it's cheap as chips
iceland would also be fantastic, as would usa, nz and oz.