Hi! I wanted to make this tutorial for all the Sims 3 players out there.
Note: This feature requires The Sims 3 Island Paradise Expansion Pack.
1 Enter Edit Town Mode
2 Open the cheat box (CTRL + SHIFT + C)
3 Type in the cheat box "Testingcheatsenabled true"
4 The open the cheat box again and type "Buydebug"
5 Then open the cheat box again and type "EnableLotLocking true"
6 Select Diving Spot and save it to the Bin.
7 Open a new game via the Main Menu.
8 Edit Town.
9 Place an empty lot into the water (World Editor)
10 Set the lot type to Community > Diving Lot
11 Lock the lot in its current state.
12 Save and quit to the main menu.
13 Go back into your game and vuala!
Thank you for reading