Flickr is an online image and video hosting service that allows users to store, organize, and share their photos and videos with friends, family, and the world. It was created in 2004 by Ludicorp and acquired by Yahoo in 2005. Flickr offers a variety of features, including unlimited storage, tagging, commenting, and editing. It also provides a platform for users to share their photos and videos with others, as well as explore the work of other photographers and videographers. Flickr is a great way to showcase your work, connect with other photographers, and discover new and inspiring images.