Top 15 oldest buildings on our planet earth you might not knew

Take a look at the 15 of the oldest buildings on the planet earth, Many countries even have free entry at popular monuments and sites in recognition of this day. This Wold Heritage Day, take a look at some of the oldest buildings on the planet that you can actually visit
#Wikifacts #history #Buildings

#bucket list #Egybt #Greece #Mallta #Iran #Ireland #england #Scotland #Cultural travel #National #geographic