The Predigerhof in the centre of the Niederdorf area is a sure bet, open 365 days a year until two in the morning. Order one of their sandwiches and a beer - or step it up a little and choose one of their champagnes. Maybe Lotti, the famed landlady, will join you. You can ask the Thai and Swiss staff for tips for gay events - but maybe you'll just want to stay here, if they're showing a game of soccer or the Eurovision song contest.