Brooke Shields makes a splash in black swimsuit during action-packed Croatia trip

Brooke Shields found her "highlight of the summer" on an adventure-filled getaway to Croatia.

The 61-year-old actress and model shared highlights from a trip with friends, including Chelsea Handler, that took her from the streets of Croatia to waterfalls and the open water.

Shields kicked off the Instagram carousel with a striking photo of herself sitting beside a rushing waterfall in a black strapless one-piece swimsuit.

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