The original post: /r/todayilearned by /u/Ultimintree on 2025-02-09 23:35:47.

Original Title: TIL that there’s a lake in Australia, which was named ‘Lake Disappointment’ by the explorer Frank Hann, because he was expecting to find a large fresh water lake. In November 2020, Kumpupintil Lake was formally approved by the Western Australian Government agency Landgate as the official name.