Tickets go on sale for the world's biggest observation wheel, which opens on October 21 and stands 820ft tall on Dubai's Bluewaters Island
Tickets are now on sale for trips on the world's largest and tallest observation wheel, Ain Dubai. Last year, the TV documentary Impossible Engineering showed how the enormous wheel was constructed in Dubai. Now visitors will finally get to ride it from October 21. The record-breaking wheel is over 250m (820ft) in height, made up of 48 double-glazed cabins and can take 1,750 passengers at one time.