Rancagua is a city south of Santiago in central Chile. Tree-lined Heroes Square commemorates the Chileans who fought in the Battle of Rancagua during the War of Independence. It’s also home to the twin-towered Rancagua Cathedral.

The Rennsteig is a ridge walk as well as an historical boundary path in the Thuringian Forest, Thuringian Highland and Franconian Forest in Central Germany.

Hiking in Retezat National Park you may well lose your breath, not from the climb, but from the breathtaking views of nature at her wildest.

Reventador is an active stratovolcano which lies in the eastern Andes of Ecuador. It lies in a remote area of the national park of the same name, which is Spanish for "exploder".

Southern Peninsula is an administrative unit and part of Reykjanesskagi, or Reykjanes Peninsula, a region in southwest Iceland. It was named after Reykjanes, the southwestern tip of Reykjanesskagi.

Reykjavik, on the coast of Iceland, is the country's capital and largest city. It's home to the National and Saga museums, tracing Iceland’s Viking history.

Rila is the highest mountain range of Bulgaria and the Balkan Peninsula. It is situated in southwestern Bulgaria and forms part of the Rila–Rhodope Massif.

The Rockies are a region of Canada that more or less from the border between the provinces of British Columbia and Alberta. The roads and railroad routes here are amongst the most beautiful in the world.

Romania is a southeastern European country known for the forested region of Transylvania, ringed by the Carpathian Mountains.

Roseau is the capital of the Caribbean island nation of Dominica. It's on the southwest coast and known for its 18th-century Creole architecture. Its cobblestone Old Market, formerly a slave auction site, sells crafts and fruit.