AVE8894719: 1960s: Viking binds man's arms. / Bridgeman Images

AVE8894724: 1960s: A Viking longship slowly sails on the ocean. / Bridgeman Images

AVE8894240: 1960s: Pan shot of trees, grass and water in park with parking lot just behind. / Bridgeman Images

AVE8894243: 1960s: Underwater aquarium shot with tropical fish swimming and coral. / Bridgeman Images

AVE8894244: 1950s: Neon tetra fish swim near one another in aquarium. / Bridgeman Images

AVE8894253: 1950s: Goldfish swim near rock in small fishbowl. / Bridgeman Images

AVE8894254: 1950s: Goldfish swims at bottom of aquarium. / Bridgeman Images

AVE8894255: 1960s: Deer running across the hillside. / Bridgeman Images

AVE8894262: 1950s: Man jumps from diving board into hotel pool in reverse. / Bridgeman Images

AVE8894264: 1960s: Grasshopper on a plant, blowing in the breeze. / Bridgeman Images

AVE8894267: 1960s: Small insect slowly eating a leaf. / Bridgeman Images

AVE8894282: 1950s: Teenagers and children dive and swim in pool at hotel in reverse. / Bridgeman Images

AVE8894284: 1960s: Underwater aquarium shot with tropical fish swimming. / Bridgeman Images

AVE8894295: 1960s: Heron perched in trees. / Bridgeman Images

AVE8894297: 1950s: Model of tyrannosaurus rex stands on display in diorama. / Bridgeman Images

AVE8894319: 1960s: Bird poking it's head into a hole in the tree trunk. / Bridgeman Images

AVE8894321: 1960s: A furry animal sleeping on the ground. / Bridgeman Images

AVE8894324: 1960s: The stem of a plant, particles floating past. / Bridgeman Images

AVE8894325: 1950s: Snow falls into path of lights at night. / Bridgeman Images

AVE8894328: 1950s: Snow clings to trees and bushes during winter snowstorm. / Bridgeman Images

AVE8894329: 1960s: White-winged dove at top of flowering cactus. / Bridgeman Images

AVE8894330: 1960s: Eels eating among the gravel and rocks. / Bridgeman Images

AVE8894334: 1960s: Fish swimming along the bottom of the lake. / Bridgeman Images

AVE8894335: 1960s: Upside image of duck on pond surface. / Bridgeman Images

AVE8894338: 1960s: Turtles climbing through the grass to the water. / Bridgeman Images

AVE8894346: 1950s: Teen boys play football on field near high school. / Bridgeman Images

AVE8894348: 1960s: Curve-billed thrasher bird eating out of holes in cacti branch. / Bridgeman Images

AVE8894350: 1960s: A large bird standing behind a bush on the riverbank. / Bridgeman Images

AVE8894353: 1950s: Teen boy punts football on high school field. / Bridgeman Images

AVE8894359: 1950s: Men point to stools and talk in outdoor market in Morocco. / Bridgeman Images

AVE8894365: 1960s: Cattle and calves in a field. / Bridgeman Images

AVE8894367: 1950s: Family in historical Roman clothing talk and look at painted urn. / Bridgeman Images

AVE8894369: 1960s: Pocket gopher crawls around on rocks. / Bridgeman Images

AVE8894371: 1950s: Men and boy in historical Roman clothing talk near boat on beach. Man works on boat while friends walk away. / Bridgeman Images

AVE8894376: 1960s: Coyote trots on desert trail. / Bridgeman Images

AVE8894378: 1950s: African family watches as elder dons feathered head dress in village. / Bridgeman Images