Hey, Runatic!
São Paulo has a December 31 running tradition: São Silvestre. It's a 15 km road race, not a marathon.
In 2003, Marílson Gomes dos Santos won in 43:48 and Margaret Okayo in 51:23. Those past results illustrate the event; we don't know the outcome of the next race in advance.
Some people end the year with a wish list. Others have a results sheet. Read more
One month to Marrakech: January 31. The organizer's banner announces the 37th edition. Race information