Tacos are a staple of Mexican cuisine, with countless regional variations and specialties. Here are some of the most popular and delicious types of tacos in Mexico:

1. Tacos al pastor: A classic street food from Mexico City, these tacos feature marinated pork cooked on a vertical spit, served with pineapple, onion, and cilantro.
2. Tacos de carnitas: Slow-cooked pork shoulder, often braised in its own lard, is shredded and fried until crispy before being served in a taco with salsa, lime, and fresh cilantro.
3. Tacos de carne asada: Thinly sliced grilled beef, often marinated in lime juice and spices, is served with onion, cilantro, and salsa on a warm tortilla.
4. Tacos de lengua: Braised beef tongue is shredded and fried until crispy before being served in a taco with salsa, lime, and fresh cilantro.
5. Tacos de tripa: Crispy fried tripe (cow stomach) is served in a taco with salsa, onion, and cilantro.
6. Tacos de chapulines: A specialty from Oaxaca, these tacos feature toasted grasshoppers seasoned with chili powder and lime juice, often served with onions, cilantro, and a squeeze of lime.
7. Tacos de camarón: Shrimp cooked in garlic butter and served in a taco with sliced avocado, onion, and cilantro.
8. Tacos de pescado: Grilled or battered fish is served in a taco with cabbage, pico de gallo, and a squeeze of lime.
9. Tacos de chorizo: Spicy Mexican sausage is cooked with onions and garlic before being served in a taco with salsa, lime, and fresh cilantro.
10. Tacos de flor de calabacín: Thinly sliced zucchini flowers are battered and fried before being served in a taco with cheese, cream, and a sprinkle of parsley.

These are just a few examples of the many delicious types of tacos you can find in Mexico. Each region has its own specialties, so be sure to try the local favorites during your visit!