Adriana Lima
Doing as Victoria's Secret Angels do, Adriana looks drool-worthy in a sizzling green string bikini in Miami.
Jennifer Lopez
The pop star wears a printed halter bikini while enjoying a makeup free day.
Miley Cyrus
Miley shares an Instagram selfie wearing a netted black-and-white bikini top with basic black string bottoms while on a Bangerz-tour-break in Barcelona.
AnnaLyne McCord
No doubt about it—AnnaLynne is smokin' hot! The Dallas actress rocks a strappy gray one-piece, shoes in hand, as she takes a stroll down the beach.
Rita Ora
Rita cozies up with her four-legged friend wearing an edgy gold-chained bikini and a stylish side braid in this beach Insta.
Kate Walsh
The 46-year-old enjoys her Miami vacay in an itsy-bitsy yellow bikini.
Jaime King
The actress reveals her slender figure in a vibrant one-piece—complete with a navy elephant—while vacationing with family in Maui.
Jada Pinkett Smith
No makeup? Clearly no problem—Jada looks fabulous minus the foundation in a white bikini on her Hawaiian vacay with husband Will Smith.
Rachel Bilson
The momma-to-be preps for some snorkeling fun in a colorful string bikini top paired with black bottoms while on babymoon in Barbados.
Katy Perry
This "California Girl" has left the Golden State for a tropical vacay! The singer looks cheerful in a canary yellow bandeau paired with a coral headband and striped shorts in this Instagram pic.
Jessica Simpson
Hard works pays off, and Jess is proving it—the mother-of-two proudly shows off her dramatic weight loss with a geometric print one-piece and oversized shades.
Lupita Nyong'o
Lookin' good, Lupita! The Oscar winner took some time out from the Maui Film Festival to hit up the beach in a white Marysia Swim scalloped bikini paired with a playful body chain.
Candice Swanepoel
The Victoria's Secret angel looks heavenly in a tie-dye Blue Man Brazil string bikini paired with heart-shaped shades.
Emma Roberts
The engaged actress stretches out on the beach in a Bikini Thief "Lucy Vincent" seaweed print two piece while in Hawaii.
Iggy Azalea
The" Fancy" singer gets just that in this strappy turquoise bikini, featured on her Instagram with boyfriend Nick Young.
Heidi Klum
Another day, another flawless Instagram of bikini-clad Heidi. The mother-of-four enjoys a poolside popsicle in an orange string bikini top and a loose-fitting pink sarong.
Anna Faris
The funny girl rocks a beaded black bikini while on the beach in Hawaii with hubby Chris Pratt.
Katharine McPhee
While in Cabo, Mexico, the singer radiated in a Lisa Marie Fernandez two-piece strapless swimsuit.
Bar Refaeli
Black and blue has never looked so good! Bar rocks the combo with a black halter and teal fringed bottoms in a recent Instagram pic.
Naya Rivera
The Glee actress took a series of Instagram pics on her recent trip to Mexico, showing off her scorching bikini bod in a number of scantily clad bikini bottoms.
Katie Cassidy
Katie rocks this color blocked Fendi strapless bikini while out in Miami.
Gisele Bündchen
Hang in there, Gisele! The supermodel balances on a surfboard in a classic black string bikini.