DUBAI — A massive complex of amusement parks in the southern desert of Dubai has celebrated its opening.

Organizers held the event Sunday for the Dubai Parks & Resorts project after it formally opened Friday.

The park includes a Legoland, a Bollywood-themed park, a movie-themed Motiongate park, a hotel and a shopping district. The park hopes to have a Six Flags by late 2019.

The project, estimated to be worth over $3 billion, sits along the dusty highway connecting Dubai to the United Arab Emirates capital of Abu Dhabi.

Dubai hopes to develop the previously empty expanse, which will host the 2020 ***** Expo, or *****’s fair. Dubai already has plans to one day handle over 200 million passengers a year at the nearby Al Maktoum International Airport at Dubai ***** Central.