Day in Photos - March 26, 2013

Visitors climb up stairs on the newly opened treetop path in the Masoala Rainforest hall at the zoo in Zurich, Switzerland.

The Soyuz rocket is rolled out to the launch pad by train at the Baikonur Cosmodrome in Kazakhstan, (NASA/Carla Cioffi).

Casts of a family of two adults and two children who died together in an alcove in Pompeii are seen during a photo call for the upcoming exhibition entitled 'Life and death Pompeii and Herculaneum' at the British Museum in central London.

A woman smokes beside a barrier that is decorated with artwork in central Madrid, Spain.