Eugene Buchko (@eugenephoto) requested a photo of "Vladimir Putin enjoying the weather in Russia," and I found this perfect image, distributed by RIA Novosti Agency on Wednesday, April 10, 2013. Russian President Vladimir Putin plays with his dogs Yume, an Akito-Inu, left, and Buffy, a Bulgarian Shepherd in an undisclosed location near Moscow. #

Hermann Hafsteinsson asked simply for "Astronomy". One of my favorite recent images from NASA's Cassini orbiter fills the bill: Peering over the shoulder of giant Saturn, through its rings, and across interplanetary space, Cassini spies the bright, cloudy terrestrial planet, Venus through Saturn's rings. The vast distance from Saturn means that Venus only shows up as a white dot, just above and to the right of the image center. This view looks toward the unilluminated side of the rings from about 17 degrees below the ring plane, on November 10, 2012. #

Michael Courier (@michaelcourier) asked for "something related to baby pigs". Here, the piglet known across the internet as Chris P. Bacon sits on the office floor of veterinarian and owner Len Lucerno in Clermont, Florida, on February 13, 2013. The piglet's hind legs are deformed and Dr. Lucero fashioned a wheelchair out of K'nex toys to help the piglet walk. #

Josh Catalfo (@clubjosh) was looking for "any good hi res photos of the Good Friday Alaskan Quake from 1964." I found this one from the AP: Anchorage small business owners going full tilt clearing salvageable items and equipment from their earthquake-ravaged stores on shattered Fourth Avenue in Alaska, in the aftermath of the quake, on March 30, 1964. #

Beatriz Hoya (@BeatrizHoya) simply asked for "guitars". An unidentified volunteer from a music group performs atop a Himalayan peak in Nepal, on May 16, 2012. Eight of 10 volunteers from various countries reached the peak, while two with altitude sickness did not, played their guitar and sang for 40 minutes to claim the record for the highest musical performance, playing for a charity in Nepal building an orphanage. #

Amel Bjelosevic (@amelbjelosevic) asked for a photo of drone. Here, a U.S. Predator drone flies over the moon above Kandahar Air Field, southern Afghanistan, on January 31, 2010. #

Adam Baker requested "International Space Station Flight Controllers, Engineers, Technicians, and Program Managers" Here, flight controllers during International Space Station Expedition 34/35 crew (Romanenko, Hadfield, Marshburn) docking of the Soyuz TMA-07M to the Rassvet module, on December 21, 2012. #

Randy (@randallfm) said "I'd like to a high res image of sufferring from the Paris-Roubai cycling race 2013" Roy Curvers of the Netherlands and Team Argos-Shimano stands in the legendary Roubaix showers after the 2013 Paris - Roubaix race from Compiegne to Roubaix on April 7, 2013 in Roubaix, France. The race is 254km long and contains 27 sections of cobblestones. #

Sam (@vidiot_) asked to see "Zanzibar". Children and their mothers walk on the beach after leaving school on January 8, 2013 in Zanzibar, Tanzania. #

Stefan (@Railok) asked to see "A photograph from the War of the Pacific (1879-1884) between Chile, Peru and Bolivia" This image is of ruins left in Chorrillos, Peru, almost completely destroyed by Chilean forces during the Battle of San Juan in 1881. #

Elizabeth Avery (@ElizabethAvery) said "I'd love to see some hi-res images of North Korea". The news wires are flooded with North Korean imagery lately. I chose this one, because it focuses so well on the faces of some who are intimately involved. Female North Korean traffic police officers gather in front of bronze statues of the late leaders Kim Il Sung and Kim Jong Il to pay their respects in Pyongyang, North Korea, on February 16, 2013. #

Cristin Pesco (@rocketdyke) requested "Antarctic research". A free-swimming robot submarine maneuvers beneath sea ice in Eastern Antarctica this picture made available on October 11, 2012. Scientists produced the first three dimensional map of the surface beneath Antarctic sea ice, helping them better understand the impact of climate change on Antarctica. The team of scientists from eight countries used a robot submarine to chart a frozen and inverted world of mountains and valleys, allowing accurate measurements of the crucial thickness of Antarctic sea ice. #

Evan Joseph Woodnorth asked for an image from Turkey. I chose this image by Frank Kovalchek showing Cappadocia, Turkey. Ancient rock houses intermingle with modern houses in Cappadocia, seen from an overlook near Goreme, late in the afternoon in October 2008. Original here. #

Jeff Few (@jfew) requested "Images from the NY Mag aerial photos during the the Sandy blackout". I don't have access to the New Yorker photographs, but here is a similar image: Manhattan, during a blackout, seen from the Staten Island Ferry on November 2, 2012. #

Fabian (@owlborusse) said "My subject is Westfalenstadion / Borussia Dortmund!" Here, Real Madrid's Ghanaian midfielder Michael Essien (left), teammate Pepe (2nd left) and Dortmund's defender Mats Hummels (2nd R) contest a header watched by Real Madrid's goalkeeper and captain Iker Casillas (right) during the UEFA Champions league group D football match between Borussia Dortmund and Real Madrid in Dortmund, Germany on October 24, 2012. Dortmund defeated Real Madrid 2-1. #

B.A. Rosenblum (@CoachieX) requested "Indian New Year". What's interesting is that Indians have no fewer than fifteen New Year's celebrations, so I had to pick one. Here, Indian Hindus from Vishwa Hindu Parishad light oil lamps on the eve of the Hindu new year, Vikram Samvat, at Keshar Bhawan in Allahabad, on April 10, 2013. Vikram Samvat, the beginning of a new year in the Hindu calendar, started on April 11. #

James B. wanted to see deforestation. Here, an aerial photograph shows a tract of Amazon jungle recently cleared by loggers and farmers, near Altamira in Para State, Brazil, on November 15, 2012. #

Emily Lakdawalla (@elakdawalla) asked for something related to "Grandma Got STEM", celebrating older women working in science and technology. I discoverd this great image of Nobel Prize Winner Rita Levi-Montalcini, as she receives the Legion D'Honneur Medal from the French Ambassador Jean-Marc De La Sabliere at the Villa Medici on December 5, 2008 in Rome, Italy. Levi-Montalcini was well-respected for decades of research and discoveries in neurology, winning the Nobel Prize in 1986 for the discovery of nerve growth factor. She made significant contributions well into her 80s, living to the age of 103, passing away last December. #

Allan Medina (@allanrmedina) said he "would love to see pics of the beautiful Bay Islands in Honduras. One of the best travel destinations in the world". Here is a gorgeous sunset, seen from on board the Sprit of Free Radical near Roatan. Original here. #

Andrew Graham requested the "Chuquicamata Mine in Chile". A couple of gigantic Komatsu 930, 330 metric ton lorries arrive with their load at the Chuquicamata copper mine, in the desert town of Calama, 1000 km north of Santiago, Chile, on October 25, 2005. Chuquicamata, the world biggest opencast mine, is 4.3 kilometer long, 3 km large and 825 meter deep. #

Simon Klingert (@simon_klingert) suggested "one photo by Tim Hetherington & Chris Hondros each to commemorate their lives and outstanding work." Great idea. Here, Winner of the World Press Photo of the Year, Tim Hetherington (right) shows Prince Constantijn of the Netherlands his winning photo of a US soldier of the 503rd Infantry Regiment taken in Afghanistan, in Amsterdam on April 27, 2008. Both Tim and photographer Chris Hondros were killed in an attack during the Libyan Civil War, on April 20, 2011. #

Simon Klingert (@simon_klingert) suggested "one photo by Tim Hetherington & Chris Hondros each to commemorate their lives and outstanding work." Here, a photograph taken by Chris Hondros on the day he and Tim Hetherington were killed in Libya. Rebel fighters carefully move up a stairway in a building where they had trapped government loyalist troops during street fighting on Tripoli Street in downtown Misrata, on April 20, 2011. Rebel forces assaulted the downtown positions of troops loyal to Libyan strongman Moammar Gaddafi April 20, briefly forcing them back over a key bridge and trapping several in a building that rebel troops surrounded, firing on the rebels from upper-floor positions instead of surrendering. #

Jennifer Cox asked for a photo of "the Pyrenees". A Hiker walks along "The breche de Roland, in the Cirque of Gavarnie in the French High Pyrenees region, on October 3, 2012. #

Alex Messerli requested "French Quarter Fest New Orleans!" Musician Kermit Ruffins performs during the 29th annual French Quarter Festival in New Orleans, Louisiana, on April 14, 2012. More than 500,000 people were expected to pack the French Quarter. #

Ian Linkletter (@Linkletter) asked for "Something from the Galapagos Islands". Ash rises from the 5,541 foot (1,690 meter) high Cerro Azul volcano on Isabela Island, in the Galapagos islands, 600 miles (1,000 km) west of the Ecuador mainland, on June 4, 2008. The volcano that spewed molten lava was not a threat to the 100-year-old giant tortoises living around the crater, island officials said. #

Will Paddock (@willzillia) requested "Central African Republic seleka rebels." Here, a Seleka rebel coalition member, which launched a major offensive last month, stands with RPGs in a village 12 kilometers from Damara, where troops of the regional African force FOMAC are stationed, on January 10, 2013. With a lightning advance starting December 10, 2012, the rebels took over most of the Central African Republic. On March 24, they overthrew Francois Bozize, president of C.A.R. for a decade. #

Suzanne Ahearne asked to see "Recent pics from Sarajevo / Bosnia-Herzegovina." Titova street is shown with 11,541 red chairs along it in Sarajevo as the city marked the 20th anniversary of the start of the Bosnian war, on April 6, 2012. #

Nick Burka (@nickburka) said "How about a photo of Roger Ebert?" From 1995, Chicago Sun-Times film critic Roger Ebert shown, unhappy with the Oscar nominations for the year, at the Arts Club of Chicago, on February 14, 1995. Ebert was particularly upset that the documentary "Hoop Dreams" was only nominated for editing and not for best documentary or best picture. #

Dennis (@Watje5) said "I would like to see a picture of sports during heavy rain". Jack Ziebell of the Kangaroos gets his kick away in the pouring rain during the round two Australian Football League match between the Geelong Cats and the North Melbourne Kangaroos at Etihad Stadium on April 7, 2013 in Melbourne, Australia. #

Jamie Swezey asked to see Bo Obama, the presidential pet. In this March 15, 2012 file photo, President Barack Obama pets the family dog Bo, a Portuguese water dog, outside the Oval Office of the White House in Washington. #

Robert Kudla (@theboobka) requested "Either MMA or World Strong Man type stuff!!!" Ireland's Conor McGregor leaves the cage after defeating US Marcus Brimage in the Ultimate Fighting Champhionship, UFC, gala at the Globe Arena in Stockholm, Sweden, on April 6, 2013. #

Mounir Riday (@sanfoor_ghabii) said "My subject is Morocco". Here, competitors walk on a dune during the 28th edition of the "Marathon des Sables", some 300 kms south of Ouarzazate, Morocco, on April 10, 2013. The 223.8 km Desert Marathon is considered the hardest in the world. About 1,024 participants from 45 nationalities aged 20 to 76, have to walk during seven days in the Moroccan Sahara and carry all their equipment and food on their backs. #

Matt (@thepoliticat) wanted to see "photos of post-Qaddafi Libya." Libyans release lanterns into the air, at Nasr Square, during the second anniversary of the uprising that toppled longtime dictator Moammar Qaddafi in Benghazi, Libya,on Feb, 17, 2013. #

Mark Crisell asked to see an "Example of a night time cityscape." The Chicago skyline, just before Earth Hour, on March 23, 2013. #

Courtney Danforth (@csdanforth) asked for "Cactus blossoms" Here, trichocereus pasacana cacti grow on Incahuasi Island above the Uyuni salt lake, located at 3,656 meters (11,995 ft) above sea level in southwestern Bolivia, at sunrise on November 7, 2012. #

Analise Perry asked to see a "dog rescue". Here, a Chinese animal lover consoles a dog after a convoy of trucks carrying some 500 dogs to be sold as meat, were stopped along a highway in Beijing, on early April 17, 2011, and the dogs were later rescued by the China Animal Protection Association. #