The Comrades Marathon is known as the Ultimate Human Race, and is the world’s oldest and largest Ultra Marathon .
For a full race description, entry information and course profile have a look at the Comrades Marathon website
If you want a quick run-down check out below:
Date: Sunday, June 3rd 2012
Start: 5:30am at the Pietermaritzburg City Hall
Finish: 17:30 in Durban (Cut-off is 12 hours)
Distance: 86.96km / 52 miles