Don't have time for a full post but read Legal Insurrection and Israellycool, plus the links to Wikipedia and The Long War Journal (2010) as well as The Weekly Standard from 2009.
UPDATE: Sweden's intelligence agency denies this.And so does Bulgaria. So this seems to have been just a Facebook rumor that got picked up by the media.
WATCH: M’aan News’ Palestine Tourism Video
2 hours ago