SunWorld HL, the world's largest double-decker cable car, is located in Halong Bay, Hanoi

SunWorld HL, Halong Sun World Theme Park in Hanoi Bay, Vietnam. It has the world's largest double-decker Queen cable car. The 2-kilometer-long cross-sea cable car system takes passengers to Sun Mountain. The amusement park has Japanese landscapes, Zen gardens, wax museums, and especially the Ferris wheel to watch the sunset and city scenery. The ticket price is about US$15 for adults and US$10 for children. Children under 1 meter are free. Business hours are from 9 am to 9 pm.