If you’re on Route 66, you need to stop here: this row of Cadillacs was buried in the ground in Amarillo, Texas in 1974, and has become a curious attraction for many. Its creators, the Ant Farm Art Group, wanted this monument to symbolise the dreams and hopes of the American people. A curious fact: if you feel the inner stirrings of an artist, don’t hesitate to add your persona tag on the cars!