Marrakech, Morocco

The "Red City" of Marrakesh features markets, beautiful gardens, palaces and mosques. Embark on an excursion during a stay at Riad Kheirredine for an affordable $179 a night, or visit Jardin Majorelle a 12-acre botanical garden located one mile from the hotel. For dinner, enjoy authentic Moroccan cuisine at Latitude31

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Enjoy a stay at the Shinta Mani Resort in Cambodia, located in the French Quartier. The hotel features a swimming pool and topical gardens, and a summer rate of $176 a night. The resort sits just 15 minutes from the Angkor Wat, an ancient temple complex that offers a historical lesson on Cambodia. Restaurant to try: Palate Angkor Restaurant and Bar

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Visit Istanbul for eye-popping architecture, mosques, bazaars, Turkish baths and endless sightseeing. A stay at the World Heritage Hotel Istanbul will run you just $135 a night. Just steps away is the main attraction of Basilica Cistern , one of the largest cisterns that lies beneath the old city of Istanbul. Restaurant to try: Mikla Restaurant

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The Vietnamese capital of Hanoi stands well-preserved with monuments and colonial architecture. The eco-friendly Essence Palace Hotel offers a summer rate of $58 with attractions and shopping nearby. While sightseeing, be sure to visit Thanh Chuong Viet Palace, where you'll see antiques statues, home, pond bridges and more. Restaurant to try: Banh Mi 25

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Located in the capital city of Prague, the Hotel Residence Agnes has rates of $195 a night and features room service, complimentary Wi-Fi, and a breakfast buffet. Visit the popular Prague Castle (Prazsky hrad) located on a hill overlooking the Vltava River. Inside sits the office of the president and contains three courtyards, shops, gardens and restaurants. Restaurant to try: Mistral Cafe

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Photos: TripAdvisor's 2015 Top 10 Travel Spots Around the World