Well, if you want to get rid of Olympus, you could replace it with MarsBase Alpha, it's a pretty neat base by Gattispilot...[ame="http://www.orbithangar.com/searchid.php?ID=4335"]MarsBaseAlpha3.1[/ame]
For the moon, I like Kev's Shado base ... [ame="http://www.orbithangar.com/searchid.php?ID=336"]Shado-Base1[/ame]
nukeET's Niven base ... [ame="http://www.orbithangar.com/searchid.php?ID=5594"]Lunar Base Niven v.3.1 for Orbiter 2010[/ame]
Anemazoso's Armstrong Base ... [ame="http://www.orbithangar.com/searchid.php?ID=4323"]Armstron Lunar Base V0.5[/ame]
Well's Aurora ... [ame="http://www.orbithangar.com/searchid.php?ID=4139"]Lunar base Aurora v1[/ame]
For the Earth, there is ASVI ... [ame="http://www.orbithangar.com/searchid.php?ID=5172"]ASVI base - Capo Passero 2.0[/ame]
WHAP's Wideawake ... [ame="http://www.orbithangar.com/searchid.php?ID=3666"]Wideawake International[/ame]
Loru's Carl Sagan (CSSC) ... [ame="http://www.orbithangar.com/searchid.php?ID=5729"]Carl Sagan Space Center (Banaba Island)[/ame]
and Jarvis ... [ame="http://www.orbithangar.com/searchid.php?ID=5067"]Jarvis Space Center[/ame]
Kulch's SRC Polygon is another and comes with the TX craft ... [ame="http://www.orbithangar.com/searchid.php?ID=421"]TX winged space launcher, release 5[/ame]
I think another version of SRC Polygon comes with the Energy Project here (this is the one that I use anyway) ...
http://www.kulch.spb.ru/Eng/downloads.shtml
There are some pretty good bases out there, but I find that I use these the most (along with KSC)