The Big Taco, Taqueria Solavino, Taqueria La India Bonita and Antojitos el Buen Chapin — or these restaurants.

From avoiding crowds to asking the right questions, here are some tried-and-true tips from a seasoned traveler.

An altar from the Teotihuacan culture, at the pre-Hispanic heart of what became Mexico, has been discovered in Tikal National ...