Terragen 4.4.44, Pixelmator 1.8
Domke Lake is a small lake adjacent to the larger Lake Chelan in north-central Washington state in the U.S.
Trees by Xfrog via https://www.turbosquid.com/
DEM via the USGS LidarExplorer website @ https://prd-tnm.s3.amazonaws.com/LidarExplorer/index.html#/
Lake Chelan info @ https://en.wikipedia.org/wiki/Lake_Chelan
Reference photo courtesy andyrs @ https://www.flickr.com/photos/andyrs/168054440
Also available @ https://www.deviantart.com/jhmartinez/art/Domke-Lake-857381166