Percy Jackson gathers his friends to go on yet another adventure in the second trailer for Percy Jackson: Sea of Monsters. Logan Lerman reprises his title role from Percy Jackson & the Olympians: Lightning Thief, setting off on a quest to the Sea of Monsters (a.k.a. the Bermuda Triangle) to find the Golden Fleece, in order to save his homeland. Check out the latest footage from director Thor Freudenthal's action-adventure, also starring Alexandra Daddario, Nathan Fillion, Stanley Tucci, and Jake Abel. In addition, we also have an international poster featuring the cast of this sequel, in theaters August 16th.