Olbia or Arsinoe (

Greek Greek may refer to: Greece Anything of, from, or related to Greece, a country in Southern Europe: *Greeks, an ethnic group. *Greek language, a branch of the Indo-European language family. **Proto-Greek language, the assumed last common ancestor ...

: ) was an ancient city in the Regio Troglodytica upon the western coast of the

Red Sea The Red Sea ( ar, البحر الأحمر - بحر القلزم, translit=Modern: al-Baḥr al-ʾAḥmar, Medieval: Baḥr al-Qulzum; or ; Coptic: ⲫⲓⲟⲙ ⲛ̀ϩⲁϩ ''Phiom Enhah'' or ⲫⲓⲟⲙ ⲛ̀ϣⲁⲣⲓ ''Phiom ǹšari''; T ...

between Philoteras ( Quseir or Kosseir) and

Myos Hormos Myos Hormos ( gr, Μυὸς Ὅρμος "Mouse's Haven") was a Red Sea port constructed by the Ptolemies around the 3rd century BC. Following excavations carried out recently by David Peacock and Lucy Blue of the University of Southampton, it is ...

. (

Strabo Strabo''Strabo'' (meaning "squinty", as in strabismus) was a term employed by the Romans for anyone whose eyes were distorted or deformed. The father of Pompey was called "Pompeius Strabo". A native of Sicily so clear-sighted that he could see ...

xvi. p. 769; Steph. B. s. v. ). The city was renamed from Olbia to Arsinoe by

Ptolemy II ; egy, Userkanaenre Meryamun Clayton (2006) p. 208 , predecessor = Ptolemy I , successor = Ptolemy III , horus = ''ḥwnw-ḳni'Khunuqeni''The brave youth , nebty = ''wr-pḥtj'Urpekhti''Great of strength , gol ...

in honor of

Arsinoe II of Egypt Arsinoë II ( grc-koi, Ἀρσινόη, 316 BC – unknown date between July 270 and 260 BC) was a Ptolemaic queen and co-regent of the Ptolemaic Kingdom of ancient Egypt. She was given the Egyptian title "King of Upper and Lower Egypt", making ...

, who was both his sister and wife. According to

Agatharchides Agatharchides or Agatharchus ( grc-gre, Ἀγαθαρχίδης or , ''Agatharchos'') of Cnidus was a Greek historian and geographer (flourished 2nd century BC). Life Agatharchides is believed to have been born at Cnidus, hence his appellation. A ...

(de Rub. Mar. p. 53), there were hot springs in its neighborhood. The city stood nearly at the point where the limestone range of the Arabian hills joins the

Mons Porphyrites Mons Porphyrites (today Jabal Abu Dukhkhan) is the mountainous site of a group of ancient quarries in the Red Sea Hills of the Eastern Desert in Egypt. Under the Roman Empire, they were the only known source of the purple "imperial" variety of por ...

, and at the southern entrance of the

Gulf of Suez The Gulf of Suez ( ar, خليج السويس, khalīǧ as-suwais; formerly , ', "Sea of Calm") is a gulf at the northern end of the Red Sea, to the west of the Sinai Peninsula. Situated to the east of the Sinai Peninsula is the smaller Gulf of ...

(the Heroopolite Gulf).

References

{{coord missing, Egypt Populated coastal places in Egypt Former populated places in Egypt Ancient Greek geography of North Africa