Simplify the following text for a Grade 13 native English-speaking person.
Original: Ellon is a town in Aberdeenshire , Scotland , approximately 16 miles north of Aberdeen , lying on the River Ythan ( pronounced eye-than ) which has one of the few undeveloped river estuaries on the Eastern coast of Scotland .
Simplified: Ellon is a town in Aberdeenshire , Scotland , approximately 16 m north of Aberdeen , lying on the River Ythan which has one of the few undeveloped river estuaries on the Eastern coast of Scotland .