Pontoon bridge innovation, in 1708 a Swedish army used a leather pontoon bridge to cross a river before the Battle of Holowczyn French general Jean Lannes's troops built a pontoon bridge to cross the Po river prior to the Battle of Montebello (1800). Napoleon's Grande Armée made extensive use of pontoon bridges at the battles of Aspern-Essling and Wagram under the supervision of General Henri Gatien Bertrand. General Jean Baptiste Eblé's engineers erected four pontoon bridges in a single night across the Dnieper during the Battle of Smolensk (1812). Working in cold water, Eblé's Dutch engineers constructed a 100-meter-long pontoon bridge during
Dresden Suspension Railway the other being the much more conventional Dresden Cable Car. Both lines are operated by the Dresdner Verkehrsbetriebe AG, who also operate the city's tram, bus and ferry networks. Specific General Dresden Suspension Railway The Dresden Suspension Railway () is one of the oldest suspension railways — a kind of hanging monorail — in the world, having opened in 1901. It is situated in Dresden, Germany, and connects the districts of Loschwitz and Oberloschwitz (Rochwitz side). The line is long and is supported on 33 pillars. It was designed by Eugen Langen, who earlier designed the Wuppertal Suspension Railway, a