To celebrate the launch of Heidi’s Bier Haus, their new slot game set in a traditional Bavarian beer house, the guys from the online casino bgo.com have put together your ultimate guide to London Oktoberfest! First launched in 2011, Oktoberfest is the capital’s most authentic take on the most famous German Volksfest. It rolls all the fun of a beer festival and a travelling fun fair into one 10-day long celebration at Millwall Park in Canary Wharf, which attracts over 50,000 guests every year. You’ll find a big tent located right in the centre of the park, filled with the…