It has several motor ways.
M1 from Homs to the sea.
M 4 reaching the port.
M 5 running parallel to the sea border with all the important hubs.
Hama
Homs
Aleppo 
Damascus 
M20 running to the country side.
Damascus is situated near the south west.
Turkey has a long boundary with Syria is to the north.
Lebanon to the West 
Iraq is to the East.
Jordan to the South.
Israel to the Southeast 
Iran is well away on the East and Syria provides Iran a land corridor to the sea.
It was under France until the end of World War II.
How Russian got involved, I do not know.
Russia needs a warm port in the Mediterranean.
It has a 50 year International Pact with Syria but this is in jeapody.