Delight in a fun cruise aboard a glass-bottom boat from Ouranoupoli's port to the famous beaches of Sithonia and the islands of Vourvourou and Diaparos. Enjoy plenty of opportunities for swimming and snorkeling, and savor a traditional Greek barbecue meal for lunch. Board a glass-bottom boat from the port of Ouranoupoli and set sail. Pass over the most famous reef of the area and admire the yellow corals. Travel to the second peninsula of Halkidiki, Sithonia, and take some photos of the picture-perfect beaches. Next, stop at the Blue Lagoon for 2 hours. Swim and snorkel in the turquoise waters of the bay at a depth of 2 meters. After swimming and snorkeling, replenish your energy with a barbecue full of traditional Greek flavors, such as souvlaki, Greek salad, tzatziki, and bread. Enjoy a glass of wine and beverages for your children with your meal, but inform the local partner a few days in advance if you require a vegetarian meal. Once you've had your lunch, make your way to Alikes beach on Ammouliani. Stop for 1.5 hours for more swimming opportunities at the port of the lagoon, or sip a cocktail at one of the various beach bars. The tour concludes with a return to Ouranoupolis in the evening.