In February/March this year we took a trip to Spain to visit some friends. S is now three and a half and this was his first time in a Spanish-speaking country since he started talking around his second birthday.
We spent a week in total, splitting our time between Cataluña and the Madrid region. S is now quite confident in his Spanish and gets plenty of Spanish language input at home, via Skype and at nursery so we weren’t expecting great changes from a week in Spain. However at this age I think was important for him to experience a totally Spanish-speaking environment to help him understand that it is a widely spoken language and not just something we do at home.
The most interesting impact was that on returning to Bristol he seems to have suddenly cracked the pronunciation of the rolled r.
The photo below is from inside the Sagrada Familia in Barcelona. Well worth a visit!