The most significant rule in desert photography is: deserts need to be photographed in the early morning or late afternoon light. This because much of their detail and texture is subtle and can be lost if you take pictures when the sun is higher in the sky and consequently light is much stronger.
Exactly 10 years ago, January 7, 2010, I got my very first sale on Alamy, the largest stock photography agency in the world along with Getty Images. It was a photo I shot to a local farmer I met along with his yak on a remote mountain path in Tibet a few years earlier.
Christmas Markets are the main reason to visit Vienna from mid-November to late December. The Austrian capital, definitely, sparkles during this period as Christmas Markets create a magic and dreamy atmosphere throughout the city. Strolling and shooting photos around becomes really a unique experience.
Years ago, I read somewhere New York is the most photographed city in the world. No wonder about it. New York could not be beaten as the undisputed capital of the world in many regards, though is not even capital of its country, the USA.