Potrebbe anche interessarti
http://www.imba-europe.org/events/2nd-trail-building-school-imba-italia
http://www.cosafareintrentino.it/it/evento/tbs-trail-building-school
http://news.cycling.it/news_d.asp?out_param=cyclingit/news/13/3/2015/Primo%20corso%20di%20trail%20building%20ad%20aprile&id=11849
https://www.imba-europe.org/news/il-ciocco-host-5th-italian-trail-building-school-1314-april