…continuedSeeking Summer's Dark Nebulae
Few dark nebulae are as prominent as the Coalsacks, however. Most are subtle contrast features winding through the richest starclouds. Even though my subdivision long ago voted against installing the scourge of streetlights, and though I often enjoy 6th-magnitude skies from my backyard, I still drive to nearby mountain wilderness to observe dark nebulae.
For instance, how many amateurs know that a straight, 6° black belt is sometimes visible to the naked eye running from 1° west of Gamma Cygni to 1° east of Eta Cygni? Or that, if the sky is dark enough, you can spot long, serpentine forms in the Milky Way just poleward of Cassiopeia's W?