barbell deadlifts and bent over rows.
But once you do get it right, deadlifts is one of the most effective exercises there is.
This classic exercise for back width is a lot simpler than deadlifts: Sit down in a lat pull machine, grab the handle and pull down until the bar touches your upper chest.
Deadlifts, squats and so on are great for building strength, but you have to learn to bend your hips and knees so much you don't round your back in the process.
These weight stations should offer you the ability to perform squats, lunges, deadlifts, and in some cases, leg extensions and leg curls.