Astronauts aboard the International Space Station photographed this striking view of Pavlof Volcano on May 18. The oblique perspective from the ISS reveals the three dimensional structure of the ash plume, which is often obscured by the top-down view of most remote sensing satellites.

A woman bows her head after leaving flowers outside Royal Artillery Barracks, Woolwich Headquarters, on May 23, close to the scene where a soldier was murdered in Woolwich, southeast London.

Members of the public shout racist slogans as the Mayor of London, Boris Johnson, (unseen) arrives on May 23 at the scene where a soldier was murdered in Woolwich, southeast London.

British police officers work close to the scene on May 23, the day after a soldier was murdered in Woolwich, southeast London.

A woman carries flowers May 23 close to the scene of the attack.

British Prime Minister David Cameron, left, leaves after visiting Woolwich Barracks in southeast London on May 23. Cameron vowed that Britain would be resolute against violent extremism following the gruesome murder of a soldier by two suspected Islamists on a London street.

Women bring flowers to the Royal Artillery Barracks, Woolwich Headquarters, close to the scene where a soldier was murdered.

A British police officer carries a knife in an evidence bag on May 23 close to the scene of the attack.

Young women in wheelchairs and their partners perform at the 'Miss Independence 2013' beauty contest in Moscow on May 22, 2013.

A contestant and her partner pictured before their performance.

Winner Nursina Galieva smiles after she was crowned 'Miss Independence 2013'.

A worker prepares to put snails (Helix Aspersa) on their panels in a farm near Choachi. Colombia Husband and wife team Armando and Mariela Rey own Colombia's largest snail farm, exporting the bulk of their 200,000 snails - or four tons - monthly production to Canada. The gourmet snails are processed using a French cooking technique and some are sold locally to Colombian restaurants.

A worker washes panels where snails (Helix Aspersa) are fed in the farm.

Snails feed on their panels at the farm.

Snail shells of the Helix Aspersa variety wait to be washed.

Workers prepare the meat of snails, cooked and packed in their shells .

A U.S. Border Patrol agent escorts a group of undocumented immigrants into custody with helicopter support from the U.S. Office of Air and Marine on May 20, near the U.S.-Mexico border in Havana, Texas. The Rio Grande Valley area has become the busiest sector for illegal immigration on the whole U.S.-Mexico border with more than a 50 percent increase in the last year.

The Rio Grande snakes between Mexico and the United States, forming the international border on May 21, near Harlingen, Texas. The area is active for drug smugglers bringing their product north from Mexico into the United States.

U.S. Border Patrol agent Ryan Bell looks for drug smugglers on the bank of the Rio Grande at the U.S.-Mexico border on May 21, near Hidalgo, Texas.

Cars drive from Matomoros, Mexico, left, across the U.S.-Mexico border at the Rio Grande on May 21, into Brownsville, Texas. The area is active for legal international commerce as well as drug smugglers bringing their product north from Mexico into the United States.

A U.S. Border Patrol agent searches for drug smugglers near the Rio Grande at the U.S.-Mexico border on May 21, near Hidalgo Texas.

Mexican Army troops stand guard on the Mexican side of the Rio Grande at the U.S.-Mexico border on May 21, near McAllen, Texas.

The Mexican border town of Matomoros is seen on the Rio Grande across the U.S.-Mexico border on May 21, near Brownsville, Texas.

A suspected drug smuggling scout paddles his raft back across the Rio Grande into Mexico from the U.S. side of the border on May 21, near Hidalgo Texas.

The mouth of the Rio Grande releases fresh water into the Gulf of Mexico forming the border between the United States. left,, and Mexico, right, on May 21 at Las Palomas Wetlife Management Area, Texas. The area, popular with tourists as well as wildlife, is also attractive to drug smugglers bringing their product north from Mexico into the United States.

Tens of thousands of ultra-Orthodox Jews of the Belz Hasidic Dynasty take part in the wedding ceremony of Rabbi Shalom Rokach to Hana Batya Pener early on the morning of May 22, 2013, in Jerusalem.

Bride Hannah Batya Penet sits with her relatives during her wedding ceremony in Jerusalem, early on Wednesday.

Bride Hannah Batya Penet dances with a relative during her wedding ceremony early on Wednesday.

The bride is escorted by relatives on Tuesday evening.

The groom, center, is accompanied by his relatives on Tuesday.

The bride takes part in a dance during the wedding on Tuesday night.

Hannah Batya Penet dances with a relative during the wedding ceremony early on Wednesday.