Gullfoss, Gullfossi, Iceland. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3288298/free-photo-image-banister-cc0-cliffFree Image from public domain licenseHockey player Silhouette illustration. Free public domain CC0 image. https://www.rawpixel.com/image/9778520/image-illustrations-public-domain-cleaningFree Image from public domain licenseMountains covered by grass and snow with deep hanging clouds in the sky. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3292113/free-photo-image-alps-building-cc0Free Image from public domain licenseSnowscape by Kōno Bairei (1844-1895). Digitally enhanced from our own original 1913 edition of Barei Gakan. https://www.rawpixel.com/image/459403/free-illustration-image-winter-snow-kono-baireiFree Image from public domain licenseClimbing asparagus fern illustration from Les liliacées (1805) by Pierre Joseph Redouté (1759-1840). Original… https://www.rawpixel.com/image/502330/free-illustration-image-fern-asparagusFree Image from public domain license1. Blackberry (Rubus fruticosus) 2. Dewberry (Rubus caesius) from Traité des Arbres et Arbustes que l’on… https://www.rawpixel.com/image/569054/blackberry-fruit-plantFree Image from public domain licenseVintage Santa Claus at Chimney Illustration (1901) by John Church Co. Original from the The New York Public Library.… https://www.rawpixel.com/image/327846/vintage-santa-clausFree Image from public domain licenseCarl Linnaeus in Lapland Dress from The Temple of Flora (1807) by Robert John Thornton. Original from Biodiversity Heritage… https://www.rawpixel.com/image/1199394/carl-linnaeus-robert-john-thorntonFree Image from public domain licenseCherry (Cerasus) from Traité des Arbres et Arbustes que l’on cultive en France en pleine terre… https://www.rawpixel.com/image/568777/cherry-plantFree Image from public domain licenseCherry (Cerasus) from Traité des Arbres et Arbustes que l’on cultive en France en pleine terre… https://www.rawpixel.com/image/568738/cherry-plantFree Image from public domain license