My first attempt at drawing anything like this. Was inspired by the maps on www.elventower.com. Highly recommend checking it out if you like stuff like this. Plan to use it in the 5e campaign I am currently running. If it is not clear, you access the bottom floor via the elevator, and the Xs on the floor represent traps. Open to any constructive criticism! Not usually an artist, so I know I still have a lot to learn.
Wow. Just woke up to find this post at the top of the subreddit. Been awesome reading how much people enjoy it, as well as all the advice on how to improve with my next drawing. A few people have been asking what paper I use, so I figure ill just drop the amazon link for it. Here it is
Not OP, but it looks like the isometric paper I use, which I found on Amazon. - link to Amazon page
OP, invest in a protractor or ruler. I found that they really helped me not only make the art cleaner, but also give you a better bearing on isometric projection.
I use this:
It's great paper, but the sheets do not stay very well in the book like a spiral notebook, so I have to store the completed drawings separately.
Then I learned by looking at other isometric drawings for reference.