Rhein-class monitor - The Rhein class of ironclad riverine monitors (Flukanonenboote) were a pair of ships built by the German Imperial Navy in the aftermath of the Franco-Prussian War. The class comprised two ships Rhein and Mosel; both were built by the AG Weser shipyard in Bremen in 18721874. They were armed with a pair of 12 cm (4.7 in) bronze cannon in a revolving gun turret. Given a choice of categories company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work, the text refers to which one?
Mean Of Transportation