Thomas & Friends is a children's television show that has been airing on television since 1984. It is based on the Railway Series of books written by the Reverend W. Awdry and his son, Christopher. The show features a cast of anthropomorphized trains and other vehicles who live and work on the island of Sodor. The main character is Thomas the Tank Engine, who is a blue tank engine with red stripes. The show is designed to teach young children about friendship, teamwork, and problem-solving. It is very popular with children and has been adapted into numerous languages and broadcast in countries around the world.