Medieval City Hall Rabbit Hole by The Ninth Wave

Download at The Ninth Wave Sims

School "Not So New" by Solny

Download at Mod The Sims

More Mini Lots by Zenka

Game Field and Jelly Roll Road House

Copur Community Hospital

And more here

20 Alternate Rabbit Hole Objects for Base Game and Late Night by Raven Shadow

20 Rabbit Hole Replacements !
In the form of re-colorable CASt friendly doors,
that allow you to build your own business buildings,
strip malls or stand alone buildings!

No need to have to use EA's Day Spa, build your own.
Add a swimming pool, some exorcise equipment, a martial
arts practice dummy and the Day Spa Door and you have
your very own YM/WCA

Read more and download at Mod The Sims

Mini Rabbitholes by Zenka

Simscar Wilde Memorial Library

Horton Theater

 Law Enforcement Center

Kynnaro Science Center

LN-Horror movie cineplex by loserinc

Download at Custom Sims 3

English pub "2 Maidens" - Rabbit Hole by Carlos

Download at Simming in Magnificent Style

A Bunch of Things by Carlos

Download this and a lot more at Simming in Magnificent Style

Traffic Signs

30 story high window pane

Naval Base

Frigate Claude Steven F03

Submarine Ashley-R F22

Overhd. traffic sign

Whistle Winds Bistro by Susan

Download at Poppy Sims

More Grunge by TNW

Grungy Stadium (Last in the Set)

Ever Nasty Slimy's Market - Grocery Rabbit Hole Recolor 

Grungy Water Tower