Montana is home to many small towns with names that can be challenging for residents to pronounce.
A mountain range in southern Montana is the most mispronounced word, with various pronunciations such as "Ab-sar-o-ka" or "Ab-sar-oh-ka", but locals pronounce it as "Ab-sor-ka".
Knowing how to pronounce local names is practically a rite of passage.
Author's summary: Montana's toughest tongue twister is a mountain range.