Collado VillalbaCollado Villalba () is a municipality of the Community of Madrid, in central Spain. It is located 40.3 kilometres north-west of the city of Madrid, at an altitude of 917 meters above sea level. It has a population of 63,074 (2018), with a population density of about 2,400 per km². Collado Villalba has a hot summer Mediterranean climate (Köppen Csa).
I.E.S Lázaro Cárdenas of Collado Villalba conducts an annual school to school exchange with Burlington High School in Burlington, Massachusetts. It has been managed by Professor Ramón José García Rubio for over 20 years. In addition to this school to school exchange, the municipality has been twinned since 1991 with the French city of Bègles, located in the Bordeaux metropolitan area in Southwestern France. I.E.S María Guerrero of the same town have started to make an exchange with the high school Minervaskolan of Umeå, located 600 kilometres north of Stockholm, in Sweden.