The Rattlesnake Island Club, which owns the small island two miles west of Put-in-Bay, is perhaps the most secretive and exclusive country club in Ohio. The cost to join is purported to be around $90,000, and the identities of its 68 members have never been revealed.
https://www.clevescene.com/cleveland/rattlesnake-island-revealed/Content?oid=1520781
This article is crawling with DS players.
$90k is not that much. A decent golf club can be half a mil.