Calendar back features a map of a portion of western Montana and northern Idaho marking sites where aerial photographs were taken.
Map shows the extent of glacial ice sheets in white and those areas covered by Glacial Lake Missoula in blue.
With superb breathtaking aerial photographs, the Glacial Lake Missoula By Air wall calendar is must buy for ice age floods enthusiasts.
This 2019 wall calendar features twelve exquisite, high-quality aerial photographs, carefully selected to show glacial floodscapes.
The large-scale wall calendar (14" x 10.5") leaves plenty of room for recording appointments and other daily events.