A 2011 throughout the palaces of congresses of Spain hosted a total of 4981 events and received 3918629 million domestic visitors and international impact economic direct and indirect estimated 1.2 billion eurosUn report of the Asociacion de Espana APCE congresses palaces accurate than last year these centres held 436 congresses with a total of 446076 delegates; 393 conventions with 267403 participants and 1324 symposia gathered 389348 audience More on: http://www.caribbeannewsdigital.com/noticia/palacios-de-congresos-en-espana-generaron-mas-de-mil-millones-de-euros-en-2011