Zoomars at Rivers Street Ranch is located in the Los Rios Historic District, circa 1775, of San Juan Capistrano, River Street Ranch is ideal for a good, old-fashioned day. 100 Horses, Guinea Pigs, Goats, Sheep, Pigs, Chickens, a Llama, an Alpaca, Llampaca and an Emu. 6 attractions from pony, tractor rides, train rides to mining and digging, we have activities to entertain the whole family.