Example image of eyePlorer eyePlorer map for 'Ecumene': Greco-Roman world Grammatical gender Greek language Participle Present tense Voice (grammar) Christian Church Cyrene, Libya Eratosthenes 161 83 Anno Domini Geography (Ptolemy) Ptolemy Perioeci Antipodes Crates of Mallus Civilization Roman Empire Constantinople Bishop Ecumenical council Synod 586 Ecumenical Patriarch of Constantinople Maurice (emperor) Patriarch John IV of Constantinople Pope Gregory I Ecumenism World Council of Churches Baptism Christian ministry Eucharist Cultural history Lewis Mumford Technics and Civilization William Hardy McNeill Andes Christopher Columbus East Africa Eurasia Ferdinand Magellan Indonesia Japan Mesoamerica North Africa Vasco da Gama Conquistador History of Spain World-systems approach