Cheap flights from St. Louis to Tucson from £146

See two countries in one trip by heading across the border to Mexico. You’ll need to arrange the right visas and documents in advance, but the proximity of Tucson to Mexico makes it a great opportunity to experience another location and culture.

The Sonoran Dog is the masterpiece of a Mexican college student who wanted to recreate an American hotdog at home. It comprises a hot dog wrapped in bacon, topped with beans, onions, mayonnaise, tomato, salsa verde, and mustard. The fusion of cultures and crazy combination of ingredients have led this dish to become a highly popular snack in Tucson.

The tiles that line the walls of this underpass are not what you’d expect. Look closely, and you’ll notice that 700 of the tiles are decorated with black and white photographs of famous Tucson residents.