I love swimming. I enjoy it for recreation, and it's one of my favorite sports to watch, especially in the Olympics.
I don't necessarily like watching it but love swimming myself 
Olympic-sized pools, while the standardized size, are huge compared to the backyard ones I'm familiar with.
I have been swimming in a couple Olympic sized pools. They are massive and seem even bigger when you're in them.
Swimming pool
A swimming pool, swimming bath, wading pool, or paddling pool is a structure designed to hold water to enable swimming or other leisure activities. Pools can be built into the ground (in-ground pools) or built above ground (as a freestanding construction or as part of a building or other larger structure), and are also a common feature aboard ocean-liners and cruise ships. In-ground pools are most commonly constructed from materials such as concrete, natural stone, metal, plastic,
so fantastic. I've just slid in like I've been there all my life. It's been fantastic fun. And it's a character who you can do anything you want with - I love those! It's very easy work." Asked whether if he will watch his first, he replied: "They've got me in the last scene of the day at work today, so I don't know if I'm going to get home in time for it! But all the family are there watching