Greek National Road 63
Greek National Road 63 is a national highway in northern Greece. It connects Serres with Promachonas on the Bulgarian border, via Sidirokastro. It is part of the European route E79.
Greek National Road 63 is a national highway in northern Greece. It connects Serres with Promachonas on the Bulgarian border, via Sidirokastro. It is part of the European route E79.