Yes, they draw their heat from the sun while floating at the top of your pool. They can effectively warm your pool by about 10-15 degrees. http://shop.bluehaven.com
In ground swimming pools are usually bigger than above ground pools. Although rather more expensive, in ground pools will last longer than above ground pools.
Above ground pools are cheaper to install. They offer an easy safety feature which is taking the ladder away while the pool is not in use. In ground pools offer a deeper pool that you can do laps and exercise more freely.
there are aluminum pools, steel pools if they are above ground and they also have cement in ground pools that they build in your yard.
Nobody can completely answer this.
yes
There are about 4 3/4 million in-ground Pools and 3 3/4 Million above-ground
It depends on what type of pool kit you are referring to. If you are looking for inground pools, no. If you are looking for above ground pools, yes. They have an above ground pool for $349.
yes there are several online websites that provide free deck plans for above ground pools. I find the best site is www.deckplans.com/faqs/above-ground-pool-decks lot of information here
Above ground swimming pools can be purchased at many places online. Some of these online stores include eBay, Amazon, Clas Ohlson, PoolStore UK Ltd. and World of Pools.
Probably quite a few
Inground wedding cake steps are specifically designed for use with inground pools and may not be suitable for above ground pools due to structural differences. Above ground pools typically require steps that are designed to support the weight and provide stability on their unique structure. Using inground steps on an above ground pool could pose safety risks and stability issues. It's best to use steps specifically designed for above ground pools to ensure safety and proper fit.
No, they are usually in-ground. Many prefer fiberglass for it's lower cost, easier maintenance, and better algae control.