Palacio Itamaraty, one of Oscar Niemeyer's greatest achievements, houses the Foreign Ministry, Brasilia, UNESCO World Heritage Site, Brazil, South America

Foreign Ministry building, Itamaraty Palace (Palace of the Arches), designed by Oscar Niemeyer, UNESCO World Heritage Site, Brasilia, Federal district, Brazil, South America

Foreign Ministry building, Itamaraty Palace (Palace of the Arches), designed by Oscar Niemeyer, UNESCO World Heritage Site, Brasilia, Federal district, Brazil, South America

Government buildings, Financial Police Office, Ministry of Foreign Affairs, Art Bridge, Skopje, Macedonia, Europe

Ministry of Foreign Affairs building, Kiev, Ukraine, Europe

Itamaraty Palace, the Ministry of Foreign Affairs, designed by the architect Oscar Niemeyer, Brasilia, Distrito Federal, Brazil, South America

Itamaraty Palace, the Ministry of Foreign Affairs, designed by the architect Oscar Niemeyer, Brasilia, Distrito Federal, Brazil, South America

Congresso Nacional Congress building, left, and Itamaraty Palace, the Ministry of Foreign Affairs, right, designed by the architect Oscar Niemeyer, Brasilia, Distrito Federal, Brazil, South America

Ministry of Foreign Affairs, Palacio Itamaraty, at night, architect Oscar Niemeyer, Brasilia, Distrito Federal, Brazilian Federal District, Brazil, South America

Russian Foreign Ministry building, Moscow, Russia

Russian foreign ministry building, Moscow, Russia, Europe

Russian Foreign Ministry building, Moscow, Russia

Ministry for Foreign Affairs, Vienna, Austria, Europe

Latvijas Republikas Arlietu Ministrija, Ministry of Foreign Affairs of Latvia, Kr Valdemara Iela, Kr Valdemara Street, Riga, Latvia, Northern Europe

Building of the Foreign Office, Moscow, Russia

Building of the Foreign Office, Moscow, Russia