Fifth International Congress of Gynaecology and Obstetrics, St Petersburg, 1910. Photograph. https://www.rawpixel.com/image/14015243/photo-image-person-music-clothingFree Image from public domain licenseSaint Isaac, Portique et Fronton, cote ouest by Pierre Ambrose Richebourg https://www.rawpixel.com/image/14316045/saint-isaac-portique-fronton-cote-ouest-pierre-ambrose-richebourgFree Image from public domain licenseSaint Isaac, Peinture de l'Attique by Pierre Ambrose Richebourg https://www.rawpixel.com/image/14274391/saint-isaac-peinture-lattique-pierre-ambrose-richebourgFree Image from public domain licenseSaint Isaac, Portique et vue de l'Amiraute by Pierre Ambrose Richebourg https://www.rawpixel.com/image/14314282/saint-isaac-portique-vue-lamiraute-pierre-ambrose-richebourgFree Image from public domain licenseArsenal de Tsarskoe-Selo, Armes et Armures by Pierre Ambrose Richebourg https://www.rawpixel.com/image/14314881/arsenal-tsarskoe-selo-armes-armures-pierre-ambrose-richebourgFree Image from public domain licenseSaint Isaac, Saint Jean a Pathmos, pendentif by Pierre Ambrose Richebourg https://www.rawpixel.com/image/14274352/saint-isaac-saint-jean-pathmos-pendentif-pierre-ambrose-richebourgFree Image from public domain licenseBuilding architecture landmark tower. AI generated Image by rawpixel. https://www.rawpixel.com/image/12487684/building-architecture-landmark-tower-generated-image-rawpixelView licensePalais de Tsarskoe-Selo, Chambre a Coucher de l'Empereur Alexandre 1er by Pierre Ambrose Richebourg https://www.rawpixel.com/image/14315578/image-art-living-room-public-domainFree Image from public domain licenseArsenal de Tsarskoe-Selo, Armes et Armures by Pierre Ambrose Richebourg https://www.rawpixel.com/image/14314829/arsenal-tsarskoe-selo-armes-armures-pierre-ambrose-richebourgFree Image from public domain licenseArsenal de Tsarskoe-Selo, Chambre Turque by Pierre Ambrose Richebourg https://www.rawpixel.com/image/14314990/arsenal-tsarskoe-selo-chambre-turque-pierre-ambrose-richebourgFree Image from public domain licenseArsenal de Tsarskoe-Selo, Salle des Chevaliers by Pierre Ambrose Richebourg https://www.rawpixel.com/image/14314675/arsenal-tsarskoe-selo-salle-des-chevaliers-pierre-ambrose-richebourgFree Image from public domain licenseArsenal de Tsarskoe-Selo, Groupe de Chevaliers by Pierre Ambrose Richebourg https://www.rawpixel.com/image/14315516/arsenal-tsarskoe-selo-groupe-chevaliers-pierre-ambrose-richebourgFree Image from public domain licenseThe assassination of Alexander II: the place outside the Winter Palace is strewn with corpses and debris of the bomb… https://www.rawpixel.com/image/14015674/image-explosion-horse-cartoonFree Image from public domain licenseSaint Isaac, Saint Isaac le Dalmate, Mosaique by Pierre Ambrose Richebourg https://www.rawpixel.com/image/14274369/saint-isaac-saint-isaac-dalmate-mosaique-pierre-ambrose-richebourgFree Image from public domain licenseArsenal de Tsarskoe-Selo, Armes et Armures by Pierre Ambrose Richebourg https://www.rawpixel.com/image/14314114/arsenal-tsarskoe-selo-armes-armures-pierre-ambrose-richebourgFree Image from public domain licenseFifth International Congress of Gynaecology and Obstetrics, St Petersburg, 1910. Photograph. https://www.rawpixel.com/image/13998959/image-people-music-public-domainFree Image from public domain licenseSaint Isaac, Plafond de l'Iconostase by Pierre Ambrose Richebourg https://www.rawpixel.com/image/14314196/saint-isaac-plafond-liconostase-pierre-ambrose-richebourgFree Image from public domain licensePalais de Tsarskoe-Selo, Iconostase de la Chapelle by Pierre Ambrose Richebourg https://www.rawpixel.com/image/14314349/palais-tsarskoe-selo-iconostase-chapelle-pierre-ambrose-richebourgFree Image from public domain licensePalais de Tsarskoe-Selo, Vue en Enfilade des Appartements by Pierre Ambrose Richebourg https://www.rawpixel.com/image/14314978/image-art-public-domain-paintingFree Image from public domain licenseArsenal de Tsarskoe-Selo, Armes de Chasse by Pierre Ambrose Richebourg https://www.rawpixel.com/image/14314092/arsenal-tsarskoe-selo-armes-chasse-pierre-ambrose-richebourgFree Image from public domain licensePalais de Tsarskoe-Selo, Galerie de Tableaux by Pierre Ambrose Richebourg https://www.rawpixel.com/image/14314962/palais-tsarskoe-selo-galerie-tableaux-pierre-ambrose-richebourgFree Image from public domain licenseArsenal de Tsarskoe-Selo, Vue Exterieure by Pierre Ambrose Richebourg https://www.rawpixel.com/image/14314657/arsenal-tsarskoe-selo-vue-exterieure-pierre-ambrose-richebourgFree Image from public domain licensePalais de Tsarskoe-Selo, Salon Chinois by Pierre Ambrose Richebourg https://www.rawpixel.com/image/14314285/palais-tsarskoe-selo-salon-chinois-pierre-ambrose-richebourgFree Image from public domain licensePalais de Tsarskoe-Selo, Iconostase de la Chapelle by Pierre Ambrose Richebourg https://www.rawpixel.com/image/14274114/palais-tsarskoe-selo-iconostase-chapelle-pierre-ambrose-richebourgFree Image from public domain licenseSaint Isaac, Grande Coupole by Pierre Ambrose Richebourg https://www.rawpixel.com/image/14314141/saint-isaac-grande-coupole-pierre-ambrose-richebourgFree Image from public domain license