Sanitary standards for cooking are far more relaxed then we are used to back home. Unrefrigerated meat, poultry, eggs, cheese, and milk, unwashed vegetables and fruit, and tap water are a recipe for disaster. There's no telling how many times antibiotics and vaccines like Dukoral came into play and prevented us from getting travelers diarrhea. And at some point it will fail you as well...
Lobitos, Peru | These New Poutines | HP5 35mm film