Happy Weekends Offer - Up to 35% Off Barcelo Hotels, Czech Republic. Book at leisure over the weekend at the Occidental Praha Wilson Hotel in Prague, Czech Republic. Reserve your stay with Barcelo and get up to 35% discount. Terms & Conditions: Offer valid until 31 May 2016 except of 19 May 2016 to 20 May 2016 and of 26 May 2016 to 28 May 2016.