For the last 5 summers my family has enjoyed a $700 pool from Costco. It's one of the best purchases we've ever made.

Source: Business Insider

The author's kids (not pictured) enjoy going for a dip in their backyard pool whenever the mood strikes. This is especially true at times when local pools might be closed, like in the evening or when the season has ended. MelkiNimages/Getty ImagesMy husband had joked about getting a pool someday, but it wasn't really in our budget.