#23-2007 - Archeology, Cultural Heritage, Museum Exhibit - all this math this issue, nice design, issued on Sep 21, 2007, with UNESCO protected sites, two stamp in set, sheet again 8+1 tab, not bad at all. Prices - single = 3.50 euro, sheet of 9+1 = 30.00 euro (yes - this time they issued sheet of 9 stamps + tab, twoo sheet in set), FDC just 4.50 euro.