As someone who lives in an urban area, with very little easy access to the natural world, it's therapeutic to imagine myself walking through a pine-scented, shaded forest, or picnicking in a sunny, pastoral field. Sure, sometimes these daydreams involve talking to woodland creatures or baking bread over an open fire. That's pretty unrealistic for a person who is A) not a Disney princess and B) has no idea how to make fire or bake bread. But that's what daydreaming is about. There's tons of cont…