When in Rome, you do as the Romans do; so if you're taking a trip to a big city this season, you'll want to bring your style A-game. Get ready for lots of street strolling, grabbing bites at fabulous restaurants and cafés, posing for pictures at reputable landmarks, and experiencing everything the city has to offer — in style. Whether you're headed to Manhattan, Chicago, San Francisco, or Los Angeles, there are a few great basics that will ensure you look like a local. Just check out Luana Teifke in the May 2010 issue of One Magazine. For example, has sightseeing ever looked sexier? Channel your not-so-inner Carrie Bradshaw in sleek silhouettes, bright pops of color, and, of course, a pair (or two) of sky-high heels. Ready to take on the concrete jungle? Click through to see all of our city-chic vacation picks.