The annual Sports Illustrated Swimsuit Issue features some of the world's most famous models in their two-pieces. Bar Refaeli wore a bikini for a spread with some well-known athletes like Rafael Nadal, Michael Phelps, and Chris Paul. Chrissy Teigen, Anne V, and Irina Shayk also show skin in the magazine. Click through to see highlights from SI's latest, which features Kate Upton on the cover, and Read more

Bar Refaeli was in a bikini yesterday for a cruise along the coast of Italy. Portofino is her latest port of call after visiting Israel, Greece, and St. Tropez earlier this Summer. Between romps on the beach with David Fisher, Bar has logged a few hours at work, striking a sultry pose for GQ UK's September issue and starring as the face of Agua Bendita's latest swimwear ads. The season of bikinis Read more

Bar Refaeli hit the beach with friends in Greece Thursday. The model splashed in the water, danced in the sand with pals, and sipped on a cold drink during their fun day in the sun. This is just one of many Bar Refaeli bikini sightings of the Summer; she's been on the go showing off her toned physique all season long. Bar kicked things off last month in Italy, where she and boyfriend David Fisher Read more

Bar Refaeli indulged in one of Israel's best-known beauty treatments today — she covered herself in mud from the Dead Sea, a process believed to help strip away dead skin cells. She tweeted, "If you haven't been. . . well, sucks for you!" A little exfoliation could help Bar feel more comfortable in her two-piece, but she's nonetheless been spending lots of time in her suit this Summer. She Read more

A bikini-clad Bar Refaeli and her boyfriend, David Fisher, were back on the water today yachting with friends off the coast of Porto Cervo, Italy. Bar slipped into another jewel-toned bikini to soak up the sun following a romantic walk along the shore with David. The seafaring couple have been inseparable since arriving on the Mediterranean coast, though she did sneak in a dinner with close Read more

Bar Refaeli reaches her 26th year today, and we're getting a head start on the celebration by looking back at some of her best bikini moments. She got her start nearly six years ago modeling two-pieces in Europe, but gained international renown more recently due to her nonstop work in some of the world's biggest magazines. Her relationship with Leonardo DiCaprio may be over, but she's still Read more

Bar Refaeli took a dip in the water off the coast of Cannes today. She lounged in her bikini and relaxed on a boat with friends after throwing on a maxi dress to stroll through the Boulevard de la Croisette. She's been a staple at the film festival premieres, charity events, and boutique openings this week in many sexy gowns and minis to show off her fabulous figure. Bar and her long-term Read more

Cindy Crawford and Bar Refaeli shared a moment this morning while out by the beach in Cabo. Both models covered up their bikinis with sundresses while chatting with Stacy Keibler, before Bar showed off her body lounging with Naomi Campbell. Cindy is currently south of the border enjoying a holiday getaway with her husband, Rande Gerber, and their children. Bar is in the midst of a mostly-girls Read more

Bar Refaeli was in a new black bikini top to lie out in Cabo yesterday, pairing the simple piece with a pair of butterfly-covered bottoms. She's been relaxing with friends south of the border all week long, though her boyfriend, Leonardo DiCaprio, has been in LA getting in some culture by touring the LA County Museum of Art. Bar was just in California herself flaunting her style while finishing Read more

Bar Refaeli is the latest celebrity to slip south of the border this Winter, popping up in Cabo yesterday sporting a string bikini. Tis the season for tropical getaways, and she's joining Cameron Diaz, Paris Hilton, Elisabetta Canalis, Rihanna, Stephanie Seymour, and more on this week's beach brigade. Bar is once again among our sexiest women of the year and 2010's hottest swimsuit moments. In Read more