J.H. Moores Memorial Natatorium - Credit: Wikimedia Commons
The J.H. Moores Memorial Natatorium, also known as the Moores Park Pool, is a natatorium located at 2700 Moores River Drive in Lansing, Michigan. It was listed on the National Register of Historic Places in 1985. The pool at Moores Park was the prototype of what became known as the "Bintz Pool," an oval structure located entirely above ground, which was particularly suited to urban areas. Read more on Wikipedia
Source: en.wikipedia.org