Tom Cruise and Katie Holmes arguing about where to get married.

An insider tells Star that Katie has her heart set on the Maroma Resort and Spa on Mexico's Yucatan Peninsula, where she and Tom, along with his kids — son Connor, 10, and daughter Isabella, 12 — spent five days in May. "They spent a romantic few days there," says the source, "and they both were impressed by the beauty of the place.". . . . . .Full Story