Grand Theft Auto: San Andreas Easter eggs

Sky door above Fort carson
Go to fort carson.enable the jetpack,go as high as you can.Note:you have to increse the jetpack speed by modifying it in the 'weapon.dat' file.if you are much higher,you will land on an invisible floor.Look for a yellow marker and go inside will appear in a secret house with a weapon in each room.In one of the rooms,you will find the famous skateboard weapon(only if you have installed the mod)cause otherwise,its a knife.there is only 1 man in the house who attacks will also find out 2 of your girfriend's pictures(Denise and Katie)and many more.