Lindsay Lohan: Blue Bikini at the Beach!

Lindsay Lohan takes a dip in the ocean on Monday (May 23) in Miami, Fla.

The 24-year-old actress wore a blue bikini and spent the afternoon at the beach with younger sis Ali and a few pals.

Over the weekend, Linds got to work on a photo shoot and also watched the Miami Heat beat the Chicago Bulls in Game 3 of the Eastern Conference finals

“So excited @ miami heat game! in a box i wish my brothers were here!!!!!” Lindsay wrote on her Twitter page.

Also pictured: Lindsay leaving her hotel and heading to the airport on Tuesday (May 24).

10+ pictures inside of Lindsay Lohan in Miami…