Twitter is a social networking and microblogging service that enables its users to send and read other user messages called tweets. Tweets are text-based posts of up to 140 characters displayed on the author's profile page. Tweets are publicly visible by default, however senders can restrict message delivery to their friends listenFri, 26 Nov 2010 09:41:00 GMTFri, 26 Nov 2010 09:41:00 GMTFri, 26 Nov 2010 09:41:00 GMThttp://um.dk/en/rejse-og-ophold/rejse-til-udlandet/rejsevejledninger/{9C97C285-4AD2-4564-93F0-E8D9EEB9C5AC}