The main railway from Belgrade to Constantinople skirts the Maritza and Ergene valleys, and there is an important branch line down the Maritza valley to Dedeagatch, and thence coastwise to Salonica.
After the city of Adrianople (pop. 1905, about 80,000), which is the capital, the principal towns are Rodosto (35,000), [[Gallipoli (disambiguation)|Gallipoli (25,000), Kirk-Kilisseh (Kirk-Kilisse)|Kirk-Kilisseh]] (16,000), Xanthi (14,000), Chorlu (11,500), Demotica (10,000), Enos (8000), Gumuljina (8000) and Dedeagatch (3000).
Primarily their system was based on the great principles enunciated by the immediate successors of the Prophet, especially by Omar, involving the absolute distinction between, and impartiality of treatment of, the Mussulman conquerors and the i As Dedeagatch is gaining, and will gradually gain, importance, it has been included in this table.
The nearest seaport by rail is Dedeagatch, west of the Maritza; Enos, at the river-mouth, is the nearest by water.
Rodosto was long a great depot for the produce of the Adrianople district, but its trade suffered when Dedeagatch became the terminus of the railway up the Maritza, and the town is now dependent on its maritime trade, especially its exports to Constantinople.
These goods are sent to Dedeagatch for shipment.