Which preposition to use with sarnen

to Occurrences 1%

The prison at Uri was captured, and Landenberg also, as he descended to hear mass, by twenty men from Unterwalden; but, escaping, he fled across the meadows from Sarnen to Alpnach, where he was overtaken and made to swear that he would never set foot again in the Waldstätte, and then suffered to depart safely to the King.

Which preposition to use with  sarnen