Welcome to The Travel Insiders’ UNESCO World Heritage Sites in Greece Tour series. Our specialized tours enable you to visit 10 + 1 UNESCO World Heritage Sites in Greece. This special line of journeys has been tailored to offer our guests a discovery of some of the highest achievements of mankind and to marvel nature’s greatest wonders. UNESCO has established the institution of the World Heritage seeking to protect and highlight monuments, groups of buildings and sites with archaeological, historical, aesthetic, scientific, anthropological or ethnological significance. Greece with its rich natural beauty as well as its ancient, medieval and classical culture plays an important part the UNESCO list. Currently, there are 18 UNESCO World Heritage sites in Greece. The first monument of Greek territory was included in 1986. The list has since increased dramatically. There are now another 14 sites on the tentative list.