Vienna: St. Stephen's Cathedral. Original from the Minneapolis Institute of Art. https://www.rawpixel.com/image/7656446/image-vintage-art-public-domainFree Image from public domain licenseSecond International Congress of Dermatology, Vienna. Photograph by Dr Székely, 1892. https://www.rawpixel.com/image/13959580/photo-image-people-music-public-domainFree Image from public domain licenseAn image of the Prater Tower with a cloudy night sky as the backdrop. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3300629/free-photo-image-ferris-wheel-night-amusement-park-architectureFree Image from public domain licenseOld Greenhouse, Schonbrunn Palace, Vienna, Austria. Free public domain CC0 photo. https://www.rawpixel.com/image/6018899/photo-image-public-domain-freeFree Image from public domain licenseTravels from Vienna through Lower Hungary; with some remarks on the state of Vienna during the Congress, in the year 1814 /… https://www.rawpixel.com/image/13966486/image-horse-cartoon-personFree Image from public domain licenseBeaker with St. Stephen's Cathedral, Vienna by Anton Kothgasser (Maker) https://www.rawpixel.com/image/8931124/beaker-with-st-stephens-cathedral-vienna-anton-kothgasser-makerFree Image from public domain licenseMuseum of Arms, Vienna, Austria. Wood engraving by I. Heaviside, 1866, after B. Sly after T. Hansen. https://www.rawpixel.com/image/13955734/image-cartoon-person-artFree Image from public domain licenseMuseum of Arms, Vienna, Austria: cross section. Wood engraving by T. Heaviside, 1866, after B. Sly. https://www.rawpixel.com/image/13964922/image-paper-person-crossFree Image from public domain licenseMuseum of Arms, Vienna, Austria: architectural details. Wood engraving by Heaviside, 1866, after B. Sly. https://www.rawpixel.com/image/13967444/image-pattern-wood-public-domainFree Image from public domain licenseHot dogs Instagram post template https://www.rawpixel.com/image/14884254/hot-dogs-instagram-post-templateView licenseBoiserie from the Palais Paar, 30 Wollzeile, Vienna, Austria https://www.rawpixel.com/image/12851216/boiserie-from-the-palais-paar-wollzeile-vienna-austriaFree Image from public domain licenseTheatrical scene in a great hall with a vaulted ceiling and a central sculpture; two figures converse in the background… https://www.rawpixel.com/image/12491165/image-background-person-artFree Image from public domain licenseD.J. Larrey, Autograph letter to his wife dated Vienna, June 1st 1809 https://www.rawpixel.com/image/13978593/dj-larrey-autograph-letter-his-wife-dated-vienna-june-1st-1809Free Image from public domain license