The London Eye is the tallest ferris wheel in Europe. One can see views of London and greater London up to 40 km (25 miles) away. It carries up to 800 people at a time who take a once around "flight" rotation of 30 minutes. Its one of the most popular tourist destinations in London. From such a modern vehicle one can enjoy the sights of such an historic city.
Travel England Top 10 - Attractions
London Eye