The London Eye is the highest ferris wheel in Europe and draws more than 3,5 million visitors a year. When it was first built in 1999, it got the title of being the tallest ferris wheel in the world. Within walking distance from the Houses of Parliament, the London Eye gained extraordinary popularity with its 135 meters height and 129 meters radius. From the glass cocoon, you can enjoy one of the most beautiful views of the city. That is why it is one of the first things to do in London.