Tacos come in many colors and many flavors, and the base of it all is the Tortilla.
Above, from left to right: prickly pear cactus, white corn (plain), red chile, green chile, wheat, yellow corn, red chile again.
A close relative of the Taco, Tostadas!, octopus(l) and ceviche(r).
Street Taco Cart. Monterrey, Mx.
For a great Taco, a great garnish.
From a post at Gizmodo: Hilarious Pirate Chinese DVD Packaging.