I imagine many (most?) of you have already seen this, but for the sake of completeness I'm posting it here.
Wizards of the Coast (publishers of D&D) have for the past few years published one map a week for free perusal/download. Here's the link:
I find this helpful mainly for inspiration, ideas (of both what to and what not to do), and a few "steals." Enjoy!
I used this the 06/17 Mansion 3 from there:
as inspiration to make the following battlemaps for my son's birthday dungeoncrawl (images over at the dungeonforge website). Here are three of the 5 levels:
These were done with dungeonforge and the Gimp. Kept as empty as possible to be reused as necessary :)
Nice ones, Rob!
PS: Man, you must be the best dad ever!...
"Son, what would you like for your birthday this year?"
"I want to kill goblins, Dad! And maybe some giant spiders, and a beholder, and a mind flayer, and...."
(Tear in eye & proud smile) "That's my boy!"
PPS: I'm currently up for adoption myself, if you're interested?
I'm guessing you'd also like the cake I made for them.....
(Had to keep it in theme, you know).
P.S. If you want to make your own, I have a step by step here: