Plans have been revealed for a large scale entertainment and leisure development on the coast Al Khobar (https://goo.gl/maps/6p2LEunmr8pb9zx7A):
This project, apparently named "Al Khobar Coastline District", is being developed in partnership with Saudi Entertainment Ventures.
Sources: https://twitter.com/SDA_Sharqia/status/1486625022072475648 and https://twitter.com/Sharqiya_Voice/status/1486624038529245185