A "Mark Twain Room" is in the Griechenbeisl (restaurant), Vienna, where he, among many another celebrity, put his autograph on the ceiling: https://www.griechenbeisl.at/our-story/ Another curio of potential interst to the forum is the bronze statue of Twain seated on a park bench in Lüneburg and the history of how it got to be there: https://www.landeszeitung.de/lokales/lueneburg-lk/twain-legt-in-lueneburg-an-AK5Q6UVMLYVH4EXNDGULU35UQX.html Happy Trails! Winston