See more things to do in Liverpool hereLooking to beat the heat this summer? If you are in Liverpool, an indoor swimming pool is where you should be. In case you are wondering how expensive it can get, vouchers for indoor swimming pool in Liverpool are up for grabs now, thanks to leisure offers from Groupon. If an indoor swimming pool in Liverpool is where you will ideally want to relax with your friends, this is the time to get hold of a few vouchers and spend an entire afternoon lazing inside a pool. The vouchers will ensure you do not burn a big hole in your pocket, so you can keep aside some for your family members if they are visiting you this summer.