There are many of them. Here is one:
http://sandiegoscenictours.com/tjtours.htm
From SD to Tijuana you don't need anything. From Tijuana back to SD, you have at least a green card,
or valid visa.
http://sandiegoscenictours.com/tjtours.htm
From SD to Tijuana you don't need anything. From Tijuana back to SD, you have at least a green card,
or valid visa.