Where to get ideas for maps?

Are there any sites or something? i’ve been meaning to get back into mapping but I can’t come up with anything to map!

I’ve found urban exploration sites are always good for inspiration:

You may find that a lot of the places are either a) old or b) underground - some might or might not like that.

Three personal favorites:

You could always try recreating a location from your favorite movie / show. That’s always fun.

I was watching a GTA4 walk-through and some of the buildings gave me a idea for a map. v:v:v

You could do this :v:

http://www.facepunch.com/threads/1087705-Some-Kind-of-Dyson-Sphere-like-Environment?highlight=

What if I were to make a map for tf2?

Old James Bond movies? Plenty of cheesy evil villain lairs.