Castellon Airport. On March 25, 2011 it was officially inaugurated although no date was scheduled for the first flight. It cost 155 million euros and 30 million in advertising. There is a terminal of 10,000 square meters and with a runway of 2.7 kilometers. Due to favourable interest rates and readily available mortgages, Spain experienced a construction boom in the years leading up to 2008. The financial crisis of 2008 caused the real estate bubble to burst leaving millions of homes and other buildings vacant. .