Do they have weights? Or muscle building equipment like the row machine?

Yes.... they both free weights and weights that are constrained, As well as a huge variety of exercise machines

Planet Fitness is a great gym. Offers everything one needs to get in shape. Dumbells and free weights are the same so yes. It's clean and affordable. You can go in for a free. I was a member of ACAC for years and switched and love Planet Fitness

No free weights. Cable machines, smith machines, dumbbells, and all types of cardio equipment. They do have a cable row machine