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
Junk: Record of the Last Hero Junk: Record of the Last Hero Junk: Record of the Last Hero is a manga series written and drawn by Kia Asamiya. The series was originally published in Japan in 2004 by the Akita Shoten's magazine "Champion Red". It was brought to the United States in 2006 by DrMaster. The plot is about the Junk, a system which acts as a super-suit, and the people to whom the junk suits are given. At first, there were two units in the world, both in Japan; one white unit and one darker, black unit. However, it was revealed that a third JUNK