The 7 day Moon is an excellent phase for the craters down the middle of the Moon, and if your timing is right, there are various letters formed by the shadows. Here you can see the "Lunar X" on the terminator, just below the middle in this photo.
Date: 2021-01-20 22:37 EST
Location: Carlington, Ottawa, ON
Equipment: B&L 8" SCT, Canon M100 camera, wedge mount with motor
Settings: 1/50s, ISO 400
Processing: Original 6000x4000 pixel image scaled to 1200x800. Converted to monochrome, sharpened and brightened using Photoshop Elements.