For Day 19, i drew a cumulonimbus cloud. I did it so that from the cliff, the sky from above and below can be seen.

I used Fineliner 0.1, 0.2,
Margarita Green, Tiki Hut Tan, Honey Brown, Woodsy Brown, Oceanview Blue, Cloud Nine Grey BIC Permanent Markers, and White Uniball Signo

Enjoy!!