Saudi Arabia's ruling Al Saud family considers itself the protector of Islam's holiest sites, Mecca and Medina.
US-based Six Flags announced in June last year that it had begun talks with the Saudi government to build theme parks as part of Saudi Arabia's Vision 2030 efforts to expand its entertainment sector and diversify the economy.
The kingdom has been heavily criticised for its record on women’s rights, where women are severely restricted.
Saudi Arabia has celebrated its own Women’s Day, a first for the ultra-conservative Islamic kingdom.
A three-day gathering was held at the King Fahd Cultural Centre in the capital of Riyadh.
Women were previously forbidden from voting or being elected to political office, but in 2011 King Abdullah let women vote in the 2015 local elections, as well as to be appointed to the Consultative Assembly.
Many conservative Saudi women do not support loosening traditional gender roles and restrictions, on the grounds that Saudi Arabia is the closest thing to an "ideal and pure Islamic nation," and under threat from "imported Western values".