Celebrities were all over the world over the Labor Day weekend, hitting the high seas for family vacations or mixing work and play at various exotic locales. Luckily for us, the famous set were keen on sharing their holiday travels on Instagram! James Franco hit up the Venice Film Festival while his roast on Comedy Central played on Monday in the States. Alessandra Ambrosio stayed in work mode when she took part in a magazine photo shoot, while Robin Thicke and Adrian Grenier ditched their shirts for fun in the sun. See those celebrities and many more in our roundup of the best social media photos from the weekend.
