Cyclists racing a train
The Iron Horse Bicycle Classic was first run in the late 19th century when the train was under steam, and has been run regularly since 1971. The race is run on Memorial Day weekend and marks the first spring run of the train.
A relay race is a track and field event in which athletes run a pre-set distance carrying a baton before passing it onto the next runner.
Canada and the USA have been the exclusive winners of the World Championship for men since it started in 1967 in what sport?