The sign is in English, which suggests a Commonwealth country or a major tourist destination. The presence of a "queue here" sign and the specific style of the ticket booth point toward a popular mountain or scenic lookout. The vegetation and the overcast, misty atmosphere are characteristic of high-altitude coastal areas. I suspect this is the Table Mountain Aerial Cableway in Cape Town, South Africa, given the iconic look of the queue area. I am fairly confident in this location.

then: guess