By Caitlin Petreycik
Jun 26, 2012 @ 5:30 pm
FameFlynet; AKM-GSI

It's the second official week of summer—and that means that beach weather is here! Jennifer Lopez splashed around with son Max in Rio de Janeiro wearing a white two-piece, while Jessica Biel went for a sporty look while on vacation in Puerto Rico, layering a wetsuit top over a bronze bikini. Click through the gallery to see more sexy celebrity swimwear.

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