Bubble Blaster (Weapon)
Coordinates: 4247 x 25959
Details: At the top level of a small stone tower. It does no damage, but firing it at the police gets your heat up. Ammo is 300, + full clip.
Coordinates: 29678 x 31349
Details: An armor part can be found inside whale.
Coordinates: 12665 x 22595
Details: Roams around the small lagoon at this location. A motorized shark fin - there is no shark beneath it, just some sort of motor beneath the waterline.
Hot air balloon
Coordinates: 7348 x 16140
Details: Marked as a ? on your pullout map. Disposable helicopter/plane recommended. Shoot off all the sand bags, then activate the burner a bunch of times to get it going. You have no real control over its direction and you cant do a base jump off of it.
Note: When you're in the hidden hot air balloon, you can actually control its direction by continuously running, dive rolling, or melee attacking in the direction you wish to move. It's terminal velocity isn't exactly fast, but you can still outrun those slow driving civilians!
Coordinates: The small island in the top left of the map; the hatch is at 1743 x 4363.
Details: Your plane blows up when you are over the island; you can still order stuff from the black market.
Co-ordinates: 9170 x 11413
Details: A very fast car can be found here.
Mount Rushmore Clone
Coordinates: x:30540 y:30687, very bottom right of the map. If you find it climb to very top and you will see whats inside the Mount Russmore Clone.
Mile High Club
Co-ordinates: 29584 x 11435
Details: Helicopter recommended. A large floating airship suspending a reasonable sized deck. Features a helipad and a private jet you can use to leave. You can make a 1000m base jump by jumping off the top of the balloons.
Coordinates: 24574 x 14786
Coordinates: 18565 x 17755
Panau International Airport
Coordinates: 9748 x 12798
Details: Military-controlled airport.
Panau Capital City
Coordinates: 3741 x 15786
Giant Satellite Dish
Coordinates: 23440 x 17420
Details: Great for getting stunt driver points -- just drive really quickly round it.
Cape Carnival Rocket Base
Coordinates: 30172 x 14068
Karl Blaine's House
Coordinates: 17276 x 14343
Details: This place has humoungous jumps, tons of air, and all while being hidden from the naked eye. Limitless possibilities and great for just messing around.