Quest for the rings - Rome 1960

Rome 1960 poster

You have answered the previous question correctly. You are in Rome and the year is 1960. But you have not found the fourth ring yet. You need to go forward another four years, and cross to the other side of the world. To do this you must solve a puzzle. The games should have come to Rome in 1908 - but something happened, and they were moved to London.

Three Olympic rings - two more to go

What caused the 1908 games to be moved from Italy to London? Select the answer from the list.