Our daily geography puzzler.

Today's answer is Siberia. The vast region is home to a species of bird called the Siberian Chiffchaff. One was recently sighted very far from its home habitat in Hackney in London, 3000 miles off its usual migratory path by Mark Pearson, community officer for London's Wildlife Trust.

The World's Marco Werman plays new music from the veteran German world beat band Dissidenten.

Today on The World: Israel and Hamas reject a UN call for an immediate ceasefire in Gaza; Also, we hear how the incoming Obama administration may deal with immigration issues; and why an ad campaign for atheism is sparking controversy among Catholics in Spain.

The World's Quil Lawrence reports on protests in the West Bank over the Israeli offensive in Gaza, and about divisions among Palestinian factions over what to do next.

The World's Jason Margolis reports on the role the United Nations has played and plays today in trying to broker peace in the Middle East.

Thousands of Israeli soldiers are being recalled to military service as the fighting in Gaza continues. Anchor Jeb Sharp speaks with Michael Normantovich, a reservist with the Israeli Defense Force who expects to be called at any moment.

The World's Gerry Hadden reports on a campaign to promote atheism in Spain. As part of the campaign, advertising posters on buses in Barcelona have been displaying messages like "There's probably no God, now stop worrying and enjoy life."

Anchor Jeb Sharp speaks with BBC correspondent Zubair Ahmed in India about a "mock documentary" called "The President is Coming." The film pokes fun at President Bush but also makes fun of India's fascination with America.

Anchor Jeb Sharp speaks with Doris Meissner, former head of the US Immigration and Naturalization Service, about the current state of relations between the US and Mexico on immigration issues. President-elect Obama is schedule to meet with Mexican president Felipe Calderon on Monday.