Stunning While Sunning: Anne Hathaway Rocks a String Bikini on Valentino's Yacht (PHOTOS)

Anne Hathaway is catching some quality rays aboard Valentino’s yacht off the coast of Ibiza, Spain, in a series of sexy bathing suits.

Hathaway, who appears trim and toned in a tiny string bikini, and her husband, Adam Shulman, have spent Tuesday and Wednesday on the luxury yacht, splashing around in the water and sunbathing on the deck of the yacht.

Anne Hathaway: 'I Loved' Working with My Husband

The couple that works together stays together – at least that’s the case for Anne Hathaway and husband Adam Shulman.

Hathaway, 32, stars in the new film Song One, and one of her collaborators just so happened to be Shulman, who co-produced the indie drama from director Kate Barker-Froyland.

“At first, I was curious how it would go. People always say don’t work with your spouse,” the actress told PEOPLE Tuesday at the film’s N.Y.C. premiere, sponsored by The Cinema Society and Tod’s.

Anne Hathaway: How Marriage Changed My Life

Anne Hathaway is mixing business with pleasure.

The Oscar winner stopped by NBC’s Today on Tuesday morning to talk about Song One, which she helped produce with her husband of two years, Adam Shulman. The indie film is the couple’s first movie venture together.

The Interstellar star, 32, said that marriage has transformed her relationship with Shulman more than she had expected.

Celebs Give Back: See How Anne Hathaway, Jessica Alba and More Style Their FEED Accessories and Help Fight Hunger!

Anne Hathaway & Adam Shulman Copy Emma Stone & Andrew Garfield with Charitable Signs

Here’s some definitive proof that Emma Stone and Andrew Garfield are the ultimate power couple: Other Hollywood power couples are copying them.

Anne Hathaway's New Puppy Is a 'Little Gentleman,' Says Rescue

Adopting a pet is a big decision – one Anne Hathaway and her husband, Adam Shulman, didn’t take lightly.

Anne Hathaway & Adam Shulman Spotted with New Puppy

This Father s Day, Anne Hathaway looked like a proud mom – of a new puppy!

The Oscar-winning actress was spotted cradling a tri-colored furry friend while walking around New York City with husband Adam Shulman on Sunday.

Why Do Drunks Come Up to Anne Hathaway?

She may be an Oscar winner and trained soprano but Anne Hathaway insists she’s simply “a middle-class girl from Brooklyn at heart.”

The star, 31, who won an Academy Award for her tragic portrayal of Fantine in Les Miserables, is singing a much happier tune in the new film, Rio 2, for which she reprises her role as the voice of feisty macaw Jewel.

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Adam Shulman and Heidi Nahser Fink Make Beautiful Jewelry Together (and Confess that Anne Hathaway's Pretty Good With a Blowtorch)