Some people have already said a few, but I can add: Great wall from 400BC - 1600AD Angkor Wat 800AD - 1200AD Chichen Itza 600AD - 1000AD York Minster Cathed

Some people have already said a few, but I can add: Great wall from 400BC - 1600AD Angkor Wat 800AD - 1200AD Chichen Itza 600AD - 1000AD York Minster Cathedral 1220 - 1472AD