It’s often a case of hurry up and wait. I’ll hurry to a location—often it’s a beach, while it’s still dark, and with a flashlight to guide me I’ll check out where the rocks and tide are. Then I decide on the location for the camera and select the lens that will best tell the story.

What are the most important focal lengths for landscape photography? Pro landscape photographer Mark Denney has picked two of them and says, “they’re not what you think.”