Nevado Ojos del Salado is an active stratovolcano in the Andes on the Argentina–Chile border and the highest active volcano in the world at 6,893 m.

Nevado Ojos del Salado is an active stratovolcano in the Andes on the Argentina–Chile border and the highest active volcano in the world at 6,893 m.

Ooty (short for Udhagamandalam) is a resort town in the Western Ghats mountains, in southern India's Tamil Nadu state. Founded as a British Raj summer resort, it retains a working steam railway line.

Osorno is a city in south-central Chile, on the Rahue River. The 18th-century Reina Luisa Fort stands beside the river. The Museo Histórico Municipal has exhibits on the Mapuche culture and the 19th-century German settlers who built nearby mansions.

Ouirgane is a small town and rural commune in Al Haouz Province of the Marrakesh-Tensift-El Haouz region of Morocco. At the time of the 2004 census, the commune had a total population of 6916 people living in 1281 households.[1] It is a Berber villag

Oulx is a commune in the Metropolitan City of Turin in the Italian region Piedmont, located about 70 kilometers west of Turin, in the Susa Valley on the border with France.

There is one more tourist attraction in the town, the Qantas Founders Outback Museum dedicated to aviation and pilots.

The Overland Track is an Australian bushwalking track, traversing Cradle Mountain-Lake St Clair National Park, within the Tasmanian Wilderness World Heritage Area. It's walked by more than nine thousand people each year.

Oyacachi is a small indigenous community increasingly known by its hot springs pools and captivating history.

Pacaya is an active complex volcano in Guatemala, which first erupted approximately 23,000 years ago and has erupted at least 23 times since the Spanish invasion of Guatemala. Pacaya rises to an elevation of 2,552 metres.