1º of april of 2003 was firmed a "Memorandum" between UNESCO and Hostelling International, and the hostels became "CENTER OF CULTURE OF PEACE".

This "Memorandum" represents the recognition of how much the Hostelling International comes contributing in the formation of the human being, as a world-wide organization with past, present and future, and compromised with values, premises and beddings. Day 21 os september is commemorated in the entire world the Day of Peace of the Hostelling International.