This page contains Grand Theft Auto 4 Hints for PC - Windows called "Rocket launcher" and has been posted or updated on Nov 17, 2008 by borcemk. Let us know what you think of this Hint by thumbs voting.
North of Algonquin is an island. Swim out to it island. You can easily climb up the north side of the island, where you will find a rocket launcher.
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