Beyond the benchland to the east are the Purcell Mountains; their steep west-facing scarps are mistakenly called the Skimmerhorns, while the Selkirk Mountains rise west of the floodplain.
Beyond the benchland to the east are the Purcell Mountains; their steep west-facing scarps are mistakenly called the Skimmerhorns, an unofficial name. The Selkirk Mountains rise west of the floodplain.