Overhead drone clip of a small tropical island bay with crystal blue water and luxurious boats in the area of Vourvourou, in Northern Greecem Halkidiki in 4K

halkidiki chalkidiki greek beach north greece greece drone clip aerial greek summer australia blue sea paradise quadcopter tourism overhead drone sea macedonia landscape ocean travel beach holiday nature beachhead calm water vourvourou crushing waves relaxation background summer ruins rocks surfers waves sky splash exotic sand blue sun wave sunrise motion exercise sunset gold