Muscat, Oman’s port capital, sits on the Gulf of Oman surrounded by mountains and desert. With history dating back to antiquity, it mixes high-rises and upscale shopping malls with clifftop landmarks.

Moscow, on the Moskva River in western Russia, is the nation’s cosmopolitan capital. In its historic core is the Kremlin, a complex that’s home to the president and tsarist treasures in the Armoury.

Nakhal Fort is a large fortification in the Al Batinah Region of Oman. It is named after the Wilayah of Nakhal.