While looking up Nebraska buttes, noticed a small error with Jail Rock's saddle elevation. Should be 3855', not 3905'... Raising the prominence to 155'.
Jail Rock: https://www.listsofjohn.com/peak/116575
As a side note, every time I try to use the "MapTiler Topo" map, I get a screen filled with "Invalid Key". Am I the only one?