Despite all the opinions about the poor quality of the food here, National Geographic rated it as one of the world's top culinary destinations this year...
Bond Street on the corner of Santa Fe Avenue and Rodriguez Peña is a gallery with a variety of options for ear piercing. My daughter had her ears pierced there, and it was a great experience.
https://maps.app.goo.gl/NHs4usQkjBbpKDkj9