Bring a Spanish phrasebook, since in rural areas most people don’t speak English.
The closer you get to the equator, the higher SPF sunscreen you’ll want to bring.
Purchase a calling card if your network doesn’t work outside the U.S.
The major tourism regions described here are generally very safe from Mexico’s problems of drug-related violence. Tourists are always advised to avoid the states of Chihuahua, Sinaloa, Durango and northern Baja California, specifically the cities Ciudad Juárez, Nogales and Tijuana.