Emathia in ancient times was a geopolitical toponym, although no doubt based on a type of terrain prevalent in the region at the time. The toponym comprised different territories at different times, expanding from a base in the lower Axios River valley to include all of what was renamed to Macedonia.
Aggradation, Axios Delta National Park. Note the sand.
Imathia, but not Emathia. In the time before Emathia became Macedonia, the area shown was part of the Thermaic Gulf. The Loudias River shown here did not exist. Emathia was elsewhere, undoubtedly north.
A sample sedimentary core from Antarctica showing the same sorts of sedimentary events as might be seem in GIANNITB.
View of the Haliakmon River from a cabin in the Pierian Mountains. The size of the river reflects its impoundment there. The river flows to the right.
Imathia is one of the regional units of Greece. It is part of the region of Central Macedonia, within the geographic region of Macedonia. The capital of Imathia is the city of Veroia.
Veria
Naousa
Alexandreia
The entrance to the "Great Tumulus" at Vergina.