This is the 20th year of the 3M Half Marathon. It's expected to be the biggest year yet, with 600 volunteers and more than 5,000 runners. It's also called a "Top Destination Half Marathon" by Runner's World Magazine.
Joining us to explain is Jane Kovacs and Nancy Mallory with the 3M Half Marathon.
The 3M Half Marathon begins Sunday, Jan. 19th at 7 a.m. It starts in Austin's Arboretum area on Stonelake Boulevard and finishes on Congress Avenue at 17th Street, near the Bob Bullock Texas State History Museum.