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On the sign:
W PALAIS COBURG erbaut 1840-45 für Herzog Ferdinand von Sachsen-Coburg und Gotha auf der 1545-55 errichteten Braunbastei Built 1840-45 for Duke Ferdinand of Saxony-Coburg and Gotha on the Brown Bastion from 1545-55
Sign with no number from the "Vienna - the city introduces itself" series of signs, an initiative established in 1956 as part of the Vienna Festival, which shows significant places in the city. The serial number is displayed at the bottom of the sign. Above the sign are 4 flags of Austria, which is a hallmark of the project, and the possibility of recognizing it from a distance Click for a larger image
The sign is on a building that is today used as a hotel (Palais Coburg Hotel Residenz). The building was designed in the middle of the 19th century and was built on the site of the 16th century Vienna defense system.