Touching the image with your mouse will let the stars disappear

  Object name: NGC 7000 - North America Nebula   Optics: TEC 110 Apo-Refraktor + TEC-field flattener
  Object type: Emission nebula   Focal length: 616 mm
  Constellation: Cygnus   Camera: FLI Microline 16803-65
  Location / Date: Remseck / 20th August 2015   Exposure: 12 x 1200 sec H-alpha, 15 x 1200 sec OIII, 11 x 1200 sec SII
  Distance: approx. 1600 ly   Filters: Astrodon 3nm narowband filters
  Apparent dimensions: approx. 120' x 100'   Mount: 10micron GM2000 HPS
  Real dimensions:     Autoguiding: Off-Axis Guider - SX Lodestar
  Brightness: approx.4m   Software: MaximDL 5 / Registar / Photoshop CS5 / PixInsight / Straton
  Position (R.A. / DEC): 20h 59' 17.1" / +44° 31' 44"   Image processing: Tone Mapping with star removal
 
 

Explanation:

The above image shows the huge NGC7000, better known as the North America Nebula.
On the left, another famous nebula is visible - IC5070. It' s popular name is Pelican Nebula.