Nestled at the foot of the Black Forest in South Germany, Baden-Baden is a chic destination for those who fancy a dip in its famous salt- and radon-rich thermal hot springs. The town has been a popular destination for so long that it's starting to show its age, but not to worry. It's still very classy, picturesque and well-maintained. (The Dame Julie Andrews of German spa towns, if you will.) Sporty types will find an abundance of opportunities to enjoy golf, tennis, horseback riding and skiing nearby in winter.

The prophet Mohammed's birthplace is Islam's spiritual center and is strictly off-limits to non-Muslims. The pillars of Islam state that all Muslims with the means must undertake Hajj, a pilgrimage to Mecca, once in their lifetime. Those who visit the holy city are rewarded not just by proximity to landmarks and religious sites crucial to the religion, such as the Masjid Al Haram (Holy Mosque), the Mountain of Light, the Black Stone and the Well of Zamzam, but with the forgiveness of all their sins.

The shining jewel of Qatar, Doha is a multicultural city, home to most of the country's population as well as expatriate communities from a range of origins. Shopping abounds in the city's plentiful malls, while the Corniche impresses visitors with picturesque architecture and dazzling views of the harbour. Doha boasts myriad cultural facilities, including the futuristic Education City and the National Museum.

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.