The Peace Palace (Khmer: វិមានសន្តិភាព), also known as the Office of the Prime Minister (Khmer: ទីស្តីការនាយករដ្ឋមន្ត្រី), is the principal workplace of the Prime Minister of Cambodia. It is located in Phnom Penh. The building was officially inaugurated by King Norodom Sihamoni on 19 October 2010. Its overall cost was US$50 million. Aside from being the office of the Prime Minister, the Peace Palace has also chaired the East Asia Summit in 2012 and many other meetings with foreign leaders.
Side view of the Peace Palace, June 2012. US Secretary of State Hillary Rodham Clinton and Prime Minister Hun Sen at the Peace Palace. US President Barack Obama arriving at the Peace Palace in November 2012.