Simplify the following text for a Grade 10 native English-speaking person.
Original: The mummy was found in September 1991 by two German hikers in the Schnalstal glacier , Ã -- tztal Alps , near Hauslabjoch on the border between Austria and Italy .
Simplified: The mummy was found in September 1991 in the Ã -- tztal Alps , near Hauslabjoch on the border between Austria and Italy .