three
They actually run in race tracks but, they can be very good house pets.
Most are a quarter mile but there are a few eighth of a mile tracks.
There are race tracks in Richmond,Va that include the Richmond International Raceway and Colonial Downs. Most of the tracks in Richmond,Va are very close to each other.
4 sled race tracks
Greyhound
Daytona, Bristol, and Talladega, but its open for debate.
Many states have rescue greyhound shelters. Other options include race tracks that adopt out retired dogs on site, animal shelters, and breeders. Breeders may have access to a particular bloodlines that are known for specific canine traits.
Probably near race tracks
The two dogs that are used for racing are the: * Greyhound * Whippet Greyhound Whippet
Most of the officials attend every race. Like any job from time to time someone will not be able to work a race. The tracks do not pay them, they are payed by NASCAR.
These days, race tracks are paved with asphalt. This was not always the case, as each race track was unique. Gradually, all tracks were upgraded to a high grade asphalt designed for car racing.