Pontoon bridge in 638. The army of the Umayyad Caliphate built a pontoon bridge over the Bosporus in 717 during the Siege of Constantinople (717–718). The Carolingian army of Charlemagne constructed a portable pontoon bridge of anchored boats bound together and used it to cross the Danube during campaigns against the Avar Khaganate in the 790s. Charlemagne's army built two fortified pontoon bridges across the Elbe in 789 during a campaign against the Slavic Veleti. The German army of Otto the Great employed three pontoon bridges, made from pre-fabricated materials, to rapidly cross the Recknitz river at the Battle on the Raxa
Pontoon (card game) best pontoon game in the country, a 4-deck game with a tiny house edge of less than 0.3% and great penetration, but they took away their $25 table, then added continuous shuffling machines to their $10 pontoon table, so Canberra is no longer the pontoon mecca of Australia, and is not worth a visit by the discerning professional card counter. The above is a basic strategy table for all Pontoon rule variations, with a few exceptions: if no OBBO/BB+1, hit 11 vs X and A; if no OBBO/BB+1 and no Ace re-splits, hit A-A vs X; if last chance doubling,