From Soufriere Hills Volcano, one of 31 photos. A view of the Caribbean island of Montserrat, with the Soufriere Hills volcano erupting, viewed from orbit aboard the International Space Station on October 11, 2009. The volcano has been active off and on for thousands of years. The most recent period of activity began in 1995, and continues to this day. (NASA)
From Native Americans Portraits From a Century Ago, one of 34 photos. Portrait of a Native American named Big Head, ca. 1905. (Library of Congress/Edward S. Curtis)
From Iraq War’s 10th Anniversary: The Invasion, one of 50 photos. Smoke covers Saddam Hussein’s presidential palace compound during a massive US-led air raid on Baghdad, Iraq on March 21, 2003. Allied forces unleashed a devastating blitz on Baghdad, triggering giant fireballs and deafening explosions and sending huge mushroom clouds above the city center. Missiles slammed into the main palace complex of President Saddam Hussein on the bank of the Tigris River, and key government buildings. (Ramzi Haidar/AFP/Getty Images)
From 100 Years Ago, The 1913 Women’s Suffrage Parade, one of 24 photos. Here, German actress Hedwig Reicher wears the costume of “Columbia” with other suffrage pageant participants standing in background in front of the Treasury Building in Washington, D.C., on March 3, 1913. The performance was part of the larger Suffrage Parade of 1913. (Library of Congress)
From 50 Years Ago: The World in 1963, one of 50 photos. Civil rights leader Reverend Martin Luther King, Jr. waves to supporters on the Mall in Washington, D.C. during the “March on Washington,” on August 28, 1963. King said the march was “the greatest demonstration of freedom in the history of the United States.” (AFP/AFP/Getty Images)
From Grand Central Terminal Turns 100, one of 38 photos. Here, sunlight streams through the windows in the concourse at Grand Central Terminal in New York City in 1954. (AP Photo)
From Chinese Architecture, Old and New, one of 51 photos. Here, a reflection (left) mirrors a scene of offices and shopping centers in Hong Kong, on March 19, 2011. (Antony Dickson/AFP/Getty Images)
From 50 Years Ago: The Cuban Missile Crisis, one of 26 photos. U.S. President John F. Kennedy speaks before reporters during a televised speech to the nation about the strategic blockade of Cuba, and his warning to the Soviet Union about missile sanctions, during the Cuban missile crisis, on October 24, 1962 in Washington, DC. (Getty Images)
From The Secret City, one of 29 photos. Here, a special traveling exhibit of the U.S. Atomic Energy Commission, “Your Stake in the Atom”, is housed in its own geodesic exoskeleton structure some 20 feet high and 50 feet in diameter in Oak Ridge, Tennessee, in 1966. The exhibit featured live demos on uses of nuclear power and a set of remote controlled mechanical hands. (Ed Westcott/DOE)
From More Historic Photos From the NYC Municipal Archives, one of 50 photos. Lower Manhattan skyline at night, seen beneath the Brooklyn Bridge, Brooklyn end in February of 1938. See this scene today in this Google Map street view. (E. M. Bofinger/Courtesy NYC Municipal Archives)
From Tiananmen Square, Then and Now, one of 50 photos. Here, A Chinese man stands alone to block a line of tanks heading east on Beijing’s Cangan Boulevard in Tiananmen Square, on on June 5, 1989. The man, calling for an end to violence and bloodshed against pro-democracy demonstrators, was pulled away by bystanders, and the tanks continued on their way. More on this iconic image and the still-anonymous “tank man” here. (AP Photo/Jeff Widener)
From The Golden Gate Bridge Turns 75, one of 41 photos. High-power lights illuminate the Golden Gate Bridge as part of the span’s 75th anniversary celebration in San Francisco, on May 27, 2012. (AP Photo/Noah Berger)
From The American West, 150 Years Ago, one of 34 photos. A man sits in a wooden boat with a mast on the edge of the Colorado River in the Black Canyon, Mojave County, Arizona. At this time, photographer Timothy O’Sullivan was working as a military photographer, for Lt. George Montague Wheeler’s U.S. Geographical Surveys West of the One Hundredth Meridian. Photo taken in 1871, from expedition camp 8, looking upstream. (Timothy O’Sullivan/LOC)
From 50 Years Ago: The World in 1962, one of 50 photos. Aerial view of the Space Needle and surrounding area in Seattle in 1962. The Century 21 Exposition, also called the Seattle World’s Fair, was held from April 21, 1962, to October 21, 1962. This year, to celebrate the 50th anniversary, the iconic Space Needle was once again painted in its original “Galaxy Gold”. (AP Photo)
From 75 Years Since The Hindenburg Disaster, one of 34 photos. The German zeppelin Hindenburg flies over Manhattan on May 6, 1937. A few hours later, the ship burst into flames in an attempt to land at Lakehurst, New Jersey, (AP Photo)
