Historic sites that have been victims of war

File photo - Tourists take pictures at the ancient Palmyra theater in the historical city of Palmyra April 18, 2008. Islamic State fighters in Syria have entered the ancient ruins of Palmyra after taking complete control of the central city, but there are no reports so far of any destruction of antiquities, a group monitoring the war said on May 21, 2015. (REUTERS/Omar Sanadiki)

Built circa 438 B.C., the Parthenon stood for almost 2,000 years largely undamaged. However, in 1687 it was used as an ammunition dump in the fortified Acropolis, and was extensively damaged when a Venetian mortar round set off an explosion. (REUTERS/Alkis Konstantinidis)

The White House in Washington, D.C. was torched by British soldiers during their 1814 attack on the U.S. capital, as depicted in this print. "The taking of the city of Washington in America" (Library of Congress Prints and Photographs Division Washington, D.C.)

Tourists visit a newly-built full-scale replica of the Old Summer Palace, also known as Yuanmingyuan, in Dongyang, Zhejiang province, China, May 9, 2015. The replica, partially opened to tourists, is aiming to reconstruct 95 percent of the original architecture of the Old Summer Palace in Beijing, which was destroyed in 1860 by British and French troops. The total investment of the entire project reached 30 billion yuan ($4.83 billion USD), and is expected to complete in 2016, according to local media.(REUTERS/Stringer)

The abbey of Monte Cassino, later rebuilt, is seen after its destruction by Allied bombers and artillery above the Italian town of Cassino in a 1944 file photo. (REUTERS/Ministry of Defence/Handout)

An Afghan man rides his motorcycle past the remains of the Giant Buddha destroyed by the Taliban in March 2001 in central Bamiyan province 162 miles northwest of Kabul March 30, 2005. (REUTERS/Ahmad Masood)