A playground for every age, there’s something otherworldly about being in a desert. With stark beauty deserving of a million photographs, the desert also holds plenty of secrets to be discovered.... An exploration could mean climbing the apricot dunes of Namibia’s iconic Sossusvlei dunes at sunrise, trekking through technicolour valleys in the Atacama, floating in the salty lagoons in Egypt’s Siwa Oasis or wandering on camelback through Rural Rajasthan. And let's not forget about the curious creatures that dwell, quite unbelievably, in these far-off places. And we haven’t even mentioned the stargazing…