Street food is very reasonable in Cusco, making it easy to eat your way across the city, trying a little bit of everything, and I highly recommend that you do.
Big Bend National Park - Border Crossing to Boquillas - Legally walk to Mexico
Easy crossing, very safe, surprisingly well organized, but very touristy. We came here not really knowing what to expect, except that people said this was a fun thing to do. There is not a ton to see or do, but taking a rowboat to Mexico makes for an interesting story and you get a passport stamped. It is very safe, completely legal and there is some decent food. Read for a full guide
Italy - Cinque Terre - Italian Riviera - A guide to when and how to visit, and hiking
Cinque Terre is at once a serene oasis, a seething tourist destination, a pocket of communities on the edge, a place with a sometimes violent and tragic but rich history, and a place where you never know what you will find next.
Malaysia - Food - Exploring Malaysian cuisine tastes, smells, and prices
Kuala Lumpur food markets are a feast for the scenes and a great place to explore the food and culture.