Tip #5: Walk. Walking is a great way to immerse yourself in the local culture (assuming, of course, you aren’t using your walking powers for evil, e.g. strolling in huge ten-abreast hordes of souvenir-scavengers like schools of consumerist catfish). Walk your little feets off.
Tip #6: Your suitcase is heavy, right? And lifting heavy things makes us strong like bull? Figure the rest out on your own. If your knapsack has a top loop you can even sorta KB-style snatch the thing.