Howdy! Heres just a little random pack of YMAP's I've made when I was bored. 

The Shipwreck YMAP's sadly don't have collisions,  so ou'll go right through them.

Anyhow, here are the location of them (In order of file name):
-am - Land Act Dam Resovir
-ard - East of Senora Rd/ (Between Postals 4001 & 4003)
-bodies - Northeast Area of the Wind Farm
-desertcars - S. Joshua Rd on the Entrance to Stab City
-shipwreck - East of El Burro Blvd. (No Nearest Postal/LODs kind Iffy)
-shipwreck2 - West of GOH (Postal 1104)
-table - Vespucci Blvd. x Palomino Ave (Postal 8141)