Oakville	Oatlands	Oaxaca	Obbacio	Obbacio
Obersalzberg	Obersalzburg	Obersasbach	Oberursel	Ocana
Ochakov	Odense	Oder Neisse Line	Oder Neisse Line	Odessa
Odessa	Offa's Dyke	Ohio	Oiselle	Okayama
Okhamatov	Oki Islands	Okinawa	Okinawa	Oland
Oldenburg	Old Fort	Oldham	Old Sarum	Olesko
Oliva	Oliva	Ollerton	Olmutz	Olmutz
Olomouc	Olomouc	Oltenitza	Olutz	Olympieum
Omagh	Omaha Beach	Omaha	Omah Beach	Omayyad Mosque
Omdurman	Omdurman	Onalua	Oneglia	Ontario
Oosterweel	Orange Free St	Orange Free St	Orange Riv Col	Orange Riv Col
Orange River Co	Oran	Oranienburg	Oran	Orantes
Oran	Oran	Orbiston	Ordzhonikidze	Oregon
Oregon	Orel	Orel	Orel	Orenburg
Orford	Orgreave	Orissa	Orkney	Orkney Islands
Orkney	Orkneys	Orkneys	Orkneys	Orkneys
Orlando	Orlau Frankenau	Orleans	Orleans	Orleans Gap
Orleans	Orleans	Orleans	Orleans	Orlov
Ormonde	Ormond	Ormskirk	Ormuz	Orontes
Orontes	Orpington	Orthez	Orvieto	Orvieto
Orwell	Osaka Castle	Osaka	Osbourne	Osirak
Osirak	Oslo	Oslo	Oslo	Oslo
Oslo	Oslo	Oslo	Oslo	Oslo
Oslo	Osnabruck	Osrhoene	Ossan	Ossetia
Ossola	Ossory	Ostend	Ostend	Ostend
Ostend	Ostia	Ostia	Ostia	Ostrach
Ostrava	Ostrava	Ostrolenka	Ostronovo	Ostrowno
Oswego	Oswestry	Oswestry	Otford	Otranto
Ottawa	Ottawa	Otterburn	Otterburn	Ottowa
Ottowa	Otumba	Ouchy	Ouchy	Oudenaarde
Oudenaarde	Oudenaarde	Oudenaarde	Oudenarde	Ourique
Ourthe River	Outremer	Oviedo	Owari	Oxford
Oxford	Oxford	Oxford	Oxford	Oxford
Oxford	Oxfordshire	Oxford	Oxus