Claim: Greece shares land borders with Albania.

Epirus -LRB- -LSB- ɪˈpaɪrəs -RSB- Ήπειρος , Ípeiros -RRB- , formally the Epirus Region -LRB- Περιφέρεια Ηπείρου , Periféreia Ipeírou -RRB- , is a traditional geographic and modern administrative region in northwestern Greece . It borders the regions of West Macedonia and Thessaly to the east , West Greece to the south , the Ionian Sea and Ionian Islands to the west and Albania to the north . The region has an area of about 9,200 km2 . It is part of the wider historical region of Epirus , which overlaps modern Albania and Greece but lies mostly within Greek territory .