IMAGE: CBS

A county office in Las Cruces, New Mexico, is home to one of the most ingenious stress-relief ideas ever: a cat library, where office workers can check kittens in and out like books.

City officials installed a kitten playpen in lobby of the building in May 2012 as a way to promote the adoptable cats from local shelters. Inside the playpen are several cat condos, scratching posts and toys — and plenty of rescue kitties.

Visitors to the cat library can simply sign in, play with a kitten, then sign back out. READ MORE A cat library in New Mexico encourages office workers to check out kittens | Mashable