In 1925, the capital city of Norway, known as Christiana or Kristiana since 1674, resumed its name of Oslo.

CNN: Thursday,

Stunned mourners gathered around a make-shift shrine in Norway's capital ahead of a special service to be held in the city on Sunday, that thousands are expected to attend.

BBC: Norway suspect Anders Behring Breivik 'admits attacks'

Two trains collided north of Oslo, Norway's capital, killing some 20 people.

ECONOMIST: Acting tough

The other three are housed in National Gallery of Norway and at the Munch Museum in the Norwegian capital, according to Sotheby's.

CNN: 'The Scream' sold for nearly $120 million

The presidents of the EU's three main institutions have collected the Nobel Peace Prize in Norway's capital Oslo.

BBC: EU collects Nobel Peace Prize in Oslo