Wellington House is a big building where people go to learn English. It's like going to school! The teachers there help you learn how to speak, read and write English better. They also have fun activities for the students to do, like parties and games. The building is really big and has a lot of classrooms so that many people can learn there at the same time. It's a special place for people who want to improve their English and make new friends from all over the world!