Turquoise-Blue 'Caribbean' Water Sparkles in Beachwalk's 14-acre Crystal Clear Lagoon

ST. AUGUSTINE, Fla. -- There's new beachfront property for sale in St. Johns County. Beachwalk Crystal Lagoon Developers have begun filling the Crystal Lagoon at Beachwalk, a luxury home community off CR 210 that aims to bring a little bit of the Caribbean to Northeast Florida. Within the first week, two million gallons have poured into the 14-acre water amenity. Set against a white lining, the lagoon is already taking on the natural turquoise hue that will deepen to a "Caribbean" blue as it approaches its 10-foot depth. By February, its sparkling waters will be surrounded by a 100-foot white-sand beach with wavy palms and winding footpaths. When finished, Beachwalk's Crystal Lagoon will be the largest man-made water feature in the U.S. "There's nothing else like it in Northeast Florida," said Beachwalk developer John Kinsey. "It's the only community where you can literally have the beach in your backyard without being at the beach....