Nature: Royalty-Free & Public Domain CC0 pictures, photos and images

Cityscape, City, Landmark, SkyCityscape, City, Landmark, SkyVegetation, Plant, Flora, TreeVegetation, Plant, Flora, TreeWater, Bird, Fauna, Water BirdWater, Bird, Fauna, Water BirdBird, Sparrow, Fauna, BeakBird, Sparrow, Fauna, BeakReflection, Water, Nature, WaterwayReflection, Water, Nature, WaterwaySea, Horizon, Sky, OceanSea, Horizon, Sky, OceanNatural Foods, Vegetable, Local Food, FoodNatural Foods, Vegetable, Local Food, FoodReflection, Water, Nature, LeafReflection, Water, Nature, LeafBird, Fauna, Branch, BeakBird, Fauna, Branch, BeakAtmosphere, Light, Sky, Atmosphere Of EarthAtmosphere, Light, Sky, Atmosphere Of EarthYellow, Close Up, Commodity, Macro PhotographyYellow, Close Up, Commodity, Macro PhotographyDog, Dog Like Mammal, Dog Breed, MammalDog, Dog Like Mammal, Dog Breed, MammalHazelnut, Food, Ingredient, Nuts & SeedsHazelnut, Food, Ingredient, Nuts & SeedsRose, Flower, Rose Family, Garden RosesRose, Flower, Rose Family, Garden RosesSky, Red Sky At Morning, Sunrise, AfterglowSky, Red Sky At Morning, Sunrise, AfterglowGalaxy, Atmosphere, Sky, Astronomical ObjectGalaxy, Atmosphere, Sky, Astronomical ObjectNature, Mountainous Landforms, Mountain, Mountain RangeNature, Mountainous Landforms, Mountain, Mountain RangeNature, Mountainous Landforms, Wilderness, MountainNature, Mountainous Landforms, Wilderness, MountainBeauty, Model, Girl, UndergarmentBeauty, Model, Girl, UndergarmentHighland, Sky, Reservoir, LochHighland, Sky, Reservoir, LochSea Turtle, Turtle, Marine Biology, LoggerheadSea Turtle, Turtle, Marine Biology, LoggerheadRoad, Sky, Infrastructure, HorizonRoad, Sky, Infrastructure, HorizonSky, Blue, Red, CloudSky, Blue, Red, CloudWilderness, Lake, Sky, CoastWilderness, Lake, Sky, CoastMountainous Landforms, Mountain, Mountain Range, SkyMountainous Landforms, Mountain, Mountain Range, SkyFlower, Plant, Oxeye Daisy, Flowering PlantFlower, Plant, Oxeye Daisy, Flowering PlantInsect, Grasshopper, Yellow, LocustInsect, Grasshopper, Yellow, LocustHorse, Halter, Bridle, ManeHorse, Halter, Bridle, ManeVegetable, Winter Squash, Cucurbita, Local FoodVegetable, Winter Squash, Cucurbita, Local FoodHorse, Horse Like Mammal, Mane, BridleHorse, Horse Like Mammal, Mane, BridleDog, Dog Like Mammal, Dog Breed, MammalDog, Dog Like Mammal, Dog Breed, MammalMammal, Macaque, Fauna, PrimateMammal, Macaque, Fauna, PrimateSun, Holding Hands, Sunrise, SunlightSun, Holding Hands, Sunrise, SunlightBeak, Galliformes, Bird, Close UpBeak, Galliformes, Bird, Close UpFlower, White, Cut Flowers, Flower BouquetFlower, White, Cut Flowers, Flower BouquetFlower, Flora, Plant, YellowFlower, Flora, Plant, YellowFlower, White, Rose, Rose FamilyFlower, White, Rose, Rose FamilyTower, Water, Lighthouse, ReflectionTower, Water, Lighthouse, ReflectionSunset, Sky, Sunrise, SeaSunset, Sky, Sunrise, SeaPretzel, SnackPretzel, SnackFlower, Lotus, Sacred Lotus, PlantFlower, Lotus, Sacred Lotus, PlantMammal, Great Ape, Primate, OrganismMammal, Great Ape, Primate, OrganismSky, Cloud, Balloon, DaytimeSky, Cloud, Balloon, DaytimeFlower, Lotus, Sacred Lotus, PlantFlower, Lotus, Sacred Lotus, PlantSwimwear, Clothing, Human Hair Color, WaterSwimwear, Clothing, Human Hair Color, WaterYellow, WashingYellow, WashingRose, Flower, Rose Family, Garden RosesRose, Flower, Rose Family, Garden RosesVegetation, Nature, Ecosystem, GreenVegetation, Nature, Ecosystem, GreenSculpture, Statue, Grass, Stone CarvingSculpture, Statue, Grass, Stone CarvingGreen, Ecosystem, Forest, TreeGreen, Ecosystem, Forest, TreeLightning, Thunder, Sky, AtmosphereLightning, Thunder, Sky, AtmosphereMaple Leaf, Leaf, Autumn, TreeMaple Leaf, Leaf, Autumn, TreeDuck, Bird, Mallard, Water BirdDuck, Bird, Mallard, Water BirdHorse, Mane, Horse Like Mammal, PastureHorse, Mane, Horse Like Mammal, PastureLeaf, Maple Leaf, Autumn, TreeLeaf, Maple Leaf, Autumn, TreeAtmosphere, Sky, Phenomenon, DarknessAtmosphere, Sky, Phenomenon, DarknessBlue, Sky, Nature, Mountainous LandformsBlue, Sky, Nature, Mountainous LandformsHair, Beauty, Girl, LadyHair, Beauty, Girl, LadyReptile, Lizard, Scaled Reptile, FaunaReptile, Lizard, Scaled Reptile, FaunaYellow, Dessert, Food, SweetnessYellow, Dessert, Food, SweetnessFlower, Yellow, Sunflower, Close UpFlower, Yellow, Sunflower, Close UpInsect, Invertebrate, Macro Photography, PestInsect, Invertebrate, Macro Photography, PestDog, Dog Like Mammal, Mammal, BeachDog, Dog Like Mammal, Mammal, BeachDarkness, Black And White, Atmosphere, PhotographyDarkness, Black And White, Atmosphere, PhotographyBird, Pigeons And Doves, Fauna, BeakBird, Pigeons And Doves, Fauna, BeakFlower, Plant, Flowering Plant, DahliaFlower, Plant, Flowering Plant, DahliaFlower, Flora, Coneflower, PlantFlower, Flora, Coneflower, PlantFlower, Plant, Flowering Plant, DahliaFlower, Plant, Flowering Plant, DahliaShore, Wildlife, Beach, SandShore, Wildlife, Beach, SandCat, Whiskers, Fauna, Small To Medium Sized CatsCat, Whiskers, Fauna, Small To Medium Sized CatsNature, Green, Sky, GrassNature, Green, Sky, GrassFood, Meal, Appetizer, BrunchFood, Meal, Appetizer, BrunchVegetable, Food, Local Food, ProduceVegetable, Food, Local Food, ProduceNature Reserve, National Park, Mountain, SkyNature Reserve, National Park, Mountain, SkyTree, Nature, Path, VegetationTree, Nature, Path, VegetationCloud, Sky, Daytime, CumulusCloud, Sky, Daytime, CumulusNatural Foods, Local Food, Food, ChestnutNatural Foods, Local Food, Food, ChestnutCattle Like Mammal, Grazing, Horn, PastureCattle Like Mammal, Grazing, Horn, PastureCat, Dragon Li, Fauna, MammalCat, Dragon Li, Fauna, MammalCheetah, Wildlife, Terrestrial Animal, MammalCheetah, Wildlife, Terrestrial Animal, Mammal

Also, here are some commercial RF-licensed images that match your search criteria:

Horse and sunset Stock PhotographyHorse and sunsetWhite lion Royalty Free Stock ImageWhite lionTiger Stock ImagesTigerIce and sun Stock PhotosIce and sunMixed nuts Stock PhotographyMixed nutsHorse herd run Royalty Free Stock ImagesHorse herd runAutumn forest path Royalty Free Stock PhotoAutumn forest pathAutumn Fall tree refelction Stock PhotosAutumn Fall tree refelctionAntique Pirate Ship Royalty Free Stock ImageAntique Pirate ShipDramatic Sky Stock PhotographyDramatic SkyWaterfall in the autumn Royalty Free Stock PhotosWaterfall in the autumnDark forest road Stock PhotographyDark forest roadGolden Fall season forest Stock PhotoGolden Fall season forestLight up Stock ImagesLight upMilky Way over the sea Stock PhotographyMilky Way over the seaRed heart shaped tree Stock ImageRed heart shaped treeA Pack of wolves Stock PhotoA Pack of wolvesLavender Sunrise Royalty Free Stock PhotographyLavender SunriseNorthern Lights, Aurora Borealis Royalty Free Stock PhotoNorthern Lights, Aurora BorealisRainbow in the sky Stock ImageRainbow in the sky