One of the most popular guides for drawing maps in Adobe Illustrator are a set of screen capture videos created by Brandon Kowallis. These videos on YouTube are shown below. Please subscribe to his channel and like his videos if you find them useful!
Introduction Video: https://www.youtube.com/watch?v=YDSXTW2_52A
Lesson 1: How to Sketch https://www.youtube.com/watch?v=wvsgeCVhMMI
Lesson 2: Setting Up Compass https://www.youtube.com/watch?v=xPE_LbjyTig
Lesson 3: Entering Survey Data in Compass https://www.youtube.com/watch?v=CcBhGleoBUo
Lesson 4: Finding and Fixing Errors… https://www.youtube.com/watch?v=mLdBK0RszEU
Lesson 5: Visualizing your Cave Data https://www.youtube.com/watch?v=04fS-YOSg_U
Lesson 6: Exporting a Compass SVG… https://www.youtube.com/watch?v=ULP_wg9voT4
Lesson 7: Adobe Illustrator File Setup https://www.youtube.com/watch?v=1eIwo4OeLoU
Lesson 8: Importing…SVG to Illustrator https://www.youtube.com/watch?v=27I320sV4CY
Lesson 9: Importing Sketches to Illustrator https://www.youtube.com/watch?v=CMaAxz2KWiE
Lesson 10: Adding Baseline Map Elements https://www.youtube.com/watch?v=4RcQc2PZ4nw
Lesson 11: Streamlining with Symbols/Brushes https://www.youtube.com/watch?v=9q13bnGPB_0
Lesson 12: Drawing Walls https://www.youtube.com/watch?v=FO1W_PgWlJ0
Lesson 13: Adding Detail to your Cave https://www.youtube.com/watch?v=OmFjyCdEJlE
Lesson 14: Finishing Touches https://www.youtube.com/watch?v=b62PB4yvSLY
Derek Bristol also has some informative videos on YouTube, and of course, follow and like the videos if you find them useful!
TopoDroid: Survey Data Functions https://www.youtube.com/watch?v=5dJVP-A52NY
TopoDroid: DistoX Functions https://www.youtube.com/watch?v=OhQj18n6oFY
TopoDroid: Sketching https://www.youtube.com/watch?v=MviItVhmFWk&list=PLxgxDxSeVuvuDXMflLV7nOYdPFroOcATV&index=14
Below is the link to the PDF of the Underwater Sketching Class given to Karst Underwater Research (KUR) in 2024 at Cave Adventurers. Of course the slide deck is only the beginning of class. If you wish to attend a class, they are free, but infrequent (once a year, typically.)
2024 Underwater Sketching Class (KUR)
The next link is to the Intro to Sketching Class held at the 2024 NSS Convention in Sewannee, TN. If you wish to learn more- sign up for the Sketching Class at the 2025 NSS Convention in Cobleskill, NY.