Summer’s just around the corner. If you live somewhere other than foggy, body-positive San Francisco, that means beach weather and the pressure to do something about your muffin-top or chicken-legs or man-boobs. If fitness isn’t already a part of your life, you might think a gym is the only place to find it.

But the truth is, you don’t need state-of-the-art equipment and a smoothie bar and trainers who look more like Apple Store Geniuses–COUGH COUGH Equinox–to get in shape. Your own body is the best piece of workout equipment there is. From Sparta to San Quentin, some of the toughest badasses in history have gotten in shape using primitive bodyweight exercises.

Here are a few free (or really cheap) alternatives to the gym to get fit in time for summer.

Read on at Broke-Ass Stuart.