Occasionally, different color schemes are adopted for certain legs, seasons, or versions of the race.
The first version of the race was established in 1989, and during its early years the event was known by various titles.
The current version of the race does not have a registered title.
The ungraded version of the race was initially backed by 32Red.
The event now contains two versions of the race.
In 2010, a shorter version of the race called the "Challenge" was introduced.
This amateur version of the race began in 1986, and since 2005, it has been open to professionals under the age of 23.
A new version of the race was introduced in 1889.
The present version of the race was first run in 1978.
The 1922 race was the first "up" version of the race.