For more maps like this, there are a bunch of quizzes on Sporcle that ask you to label the nodes of a graph, where the nodes are states/provinces/countries and

For more maps like this, there are a bunch of quizzes on Sporcle that ask you to label the nodes of a graph, where the nodes are states/provinces/countries and the edges are borders: https://www.sporcle.com/playlists/Alcas/graph-y-geography https://www.sporcle.com/playlists/Alcas/graph-y-geography