Kate Hudson just gave photographers an eyeful while she was on vacation.

(Photo: Splash News)

(Photo: Splash News)

(Photo: Splash News)

(Photo: Splash News)

(Photo: Splash News)
The 37-year-old actress covered up with nothing but a skimpy bikini when she boated to the island of Formentera Thursday.

(Photo: Splash News)
She later indulged herself in a mud bath, which the island is known for. (RELATED: Kate Hudson Stunned Her Followers When She Posted This Bikini Photo)

(Photo: Splash News)
It looked like quite the trip.