Home to two of America's most prestigious universities, Cambridge exudes a certain intellectual quirkiness. A mix of historical haunts, student hang-outs, alternative art and culture venues, vintage clothing shops, bookstores and ethnic restaurants, the city is, well, really cool. Although it is located just across the Charles River from Boston, Cambridge has a distinct vibe that is noticeable immediately. Start at Harvard Square, a hub of activity and mishmash of trendy stores, outdoor cafes and colorful local characters. Pick up a walking tour map at the visitors information booth in the centre of the Square. The route will take you past many important landmarks including the Mount Auburn Cemetery, Tory Row and the Longfellow National Historic Site. Harvard University offers student-led tours through the illustrious buildings and monuments of its sprawling campus. Art and architecture buffs should meander around the M.I.T campus, which includes outdoor sculptures by masters such as Picasso and 20th-century buildings designed by modern greats like Eero Saarinen and I. M. Pei. Along the way, browse through bookstores, stop to watch street performers and grab a coffee at an outdoor café to take in all this captivating city has to offer.

Providence seamlessly blends the old and the new with historic attractions, museums and theatres situated alongside more recent additions like the scenic RiverWalk, outdoor skating centre, downtown mall, convention centre, hotels and acclaimed restaurants. Wander back in time while strolling down historic Benefit Street or explore Roger Williams Park Zoo with the kids. Tantalize your taste buds on Federal Hill or tour the city from a unique perspective on an authentic Venetian gondola.

The Atlantic crashes on a coastline strewn with quaint harbours, windswept beaches, glorious dunes and romantic lighthouses. Explore Cape Cod National Seashore, bike past cranberry bogs on the Rail Trail or saunter around Sandwich, the Cape's oldest town. Many areas are full of architectural and culinary gems - weathered shingles, whaling captains' mansions, chowder shacks and upmarket dining delights. Don't miss Woods Hole Oceanquest, famed Martha's Vineyard or charmingly lively Provincetown.

Middletown, Rhode Island, is home to miles of wide sandy beaches, thousands of acres of unspoiled nature preserves, historic attractions, outdoor recreation and many restaurants. Bordering the popular resort city of Newport, this diverse coastal community is where you’ll find the Norman Bird Sanctuary, which encompasses more than 325 acres of diverse habitats and seven miles of marked trails, as well as the Sachuest Point National Wildlife Refuge, which offers a 2.5-mile trail with panoramic ocean views.

From quaint town shops and quiet beaches, to honky tonk arcades and carousels, the York area is guaranteed to entertain the whole family. Old York, run by the local historical society, contains nine different restored buildings, including "The Old Gaol," the oldest jail in America. The beautiful coastline provides cliff walks with views of an authentic Maine lighthouse. Head to nearby York Beach and visit York's Wild Kingdom, an amusement park and zoo that is home to Rewa, a White Bengal tiger.

The first time you go to New York, go ahead and be a sight-seer—everyone should visit the Statue of Liberty, the Met, Times Square, etc. But on a return trip, pick a neighbourhood and go deep. You’ll find hole-in-the-wall bars, great delis, quirky shops… exploring the non-touristy side of New York is an incredibly rewarding experience for a traveller.

Surrounded by country estates, Groningen pairs the old-world spirit of north Holland with the youthful energy of a university town. From the cafes of Grote Markt to the abstract architecture of Groninger Museum, the city is a hip mashup of contemporary Dutch culture.

Stroll Las Ramblas and enjoy Barcelona's unique blend of Catalan culture, distinctive architecture, lively nightlife and trendy, stylish hotels. You'll find Europe's best-preserved Gothic Quarter here, as well as amazing architectural works by Gaudi. La Sagrada Familia, considered Gaudi's masterpiece, is still under construction (your entrance fee helps to fund the project). Feel like a picnic? Look no further than the rambunctious La Boqueria market, where you can stock up on local delicacies.