Great East is home to 1,776 named mountains. The highest is Grand Ballon at 1,424 m.
There are 1776 named mountains in Grand Est. The highest and the most prominent mountain is Grand Ballon.

Yes. Great East has 1,776 named mountains. The highest is Grand Ballon at 1,424 m.
The highest mountain in Great East is Grand Ballon, at 1,424 m.
Great East has 1,776 named mountains.
