Topkapi Palace
Location: Turkey, Istanbul
15th century Ottoman royal palace with extensive grounds and courtyards, a harem, treasury, arms collection, and more.
Great Palace Mosaic Museum
Location: Turkey, Istanbul
Museum housing the excavated remains of spectacular mosaics from the 4th century imperial palace
Machu Picchu
Location: Peru, Sacred Valley
One of the wonders of the modern world, the beautifully located ruins of this Incan citadel feature outstanding ruins and nice trails to more remote sites in the complex
Ollantaytambo
Location: Peru, Sacred Valley
Former royal Incan estate turned stronghold of the Inca Resistance
Hue
Location: Vietnam, Central
Early 20th century capital of Vietnam and seat of the Nguyen Dynasty; highlights include the citadel, Imperial City, and Thien Mu Pagoda