"If I had to choose," the pioneering pilot Charles Lindbergh wrote late in life, "I would rather have birds than airplanes."
For him, a plane was a humble achievement compared with what he called the "basic miracle" of a single graceful swallow.
Of course, the trouble with miracles in the age of airplanes is that they often go unnoticed in the din.
If you want to experience them, you have to seek them out.
The Pikes Peak region, with its grasslands, mountains and reservoirs, is rich in bird species, especially as migration kicks into high gear in the next few months.