Bathing at Green Lake, Seattle, 1930. Bathhouse in the background is still in use in 2019 as a community theater within the park. Area is still a swimming area popular in summers.
https://github.com/davepinch/pinchy.cc/blob/master/content/topics/places/lakes/green-lake/lifeguard/commons.wikimedia.org.md
This young plate [Easter Microplate] is 5.25 million years old and is considered a microplate because it is small with an area of approximately 160,000 square kilometres (62,000 sq mi).
https://commons.wikimedia.org/wiki/File:Seattle_-_Lifeguard_and_swimmers_at_Green_Lake,_1930_(42875136714).jpg