1. CCTV Headquarters:-
The CCTV Headquarters is a 234-metre (768 ft), 44-story skyscraper on East Third Ring Road, Guanghua Road in the Beijing Central Business District (CBD). The tower serves as headquarters for China Central Television (CCTV) that was formerly at the China Central Television Building located at 11 Fuxin Road some 15 km (9.3 mi) to the west. Groundbreaking took place on 1 June 2004 and the building's facade was completed in January 2008. After the construction was delayed by a fire which in February 2009 engulfed the adjacent Television Cultural Center, the headquarters was completed in May 2012. The CCTV Headquarters won the 2013 Best Tall Building Worldwide from the Council on Tall Buildings and Urban Habitat.
2. Seattle Central Library:-
The Seattle Public Library's Central Library is the flagship library of The Seattle Public Library system. The 11-story (185 feet or 56.9 meters high) glass and steel building in downtown Seattle, Washington was opened to the public on Sunday, May 23, 2004. The 362,987 square feet (33,722.6 m2) public library can hold about 1.45 million books and other materials, features underground public parking for 143 vehicles, and includes over 400 computers open to the public. Over 2 million individuals visited the new library in its first year. It is the third Seattle Central Library building to be located on the same site at 1000 Fourth Avenue, the block bounded by Fourth and Fifth Avenues and Madison and Spring Streets. The library has a unique, striking appearance, consisting of several discrete "floating platforms" seemingly wrapped in a large steel net around glass skin.
3. Embassy of the Netherlands, Berlin:-
The Embassy of the Netherlands in Berlin is the Netherlands's diplomatic mission in Berlin, Germany. Designed by Rem Koolhaas of OMA, the building was opened in 2004. In the wake of the reunification the German government decided to relocate the capital to Berlin ‘Mitte’ (Center). The Netherlands, having sold their former embassy site after the War, was free to choose a new location and preferred Roland Ufer in Mitte, the oldest Berlin settlement, next to the (new) government district of their main trade partner.Queen Beatrix of the Netherlands opened the Embassy on March 2, 2004 together with the Ministers of Foreign Affairs Ben Bot of the Netherlands and Joschka Fischer of Germany.
4. McCormick Tribune Campus Center:-
The McCormick Tribune Campus Center (MTCC) is a building on the main campus of the Illinois Institute of Technology, in the Bronzeville neighborhood on the south side of Chicago. The McCormick Tribune Campus Center opened September 30, 2003. A single-story 110,000-square-foot (10,000 m2) building, it was the first building designed by architect Rem Koolhaas within the United States.
5. Prada Transformer:-
The Prada Transformer is an unusual building which has one of four different apparent shapes, depending on the function for which the building is needed at the moment. The building is roughly in the shape of a tetrahedron. Cranes rotate the building so that different surfaces of the tetrahedron face downward, thereby changing the building's form and function.The different faces of the "tetrahedron" are actually shapes other than triangles. The building's base is a hexagon when used for a fashion exhibition, a rectangle when used as a movie theater, a cross when used for an art exhibition and a circle when used for a special event.The building was funded by Prada, and designed by Rem Koolhaas' architecture firm Office for Metropolitan Architecture.The building is located in Seoul, South Korea, next to the Gyeonghui Palace.
6. Guggenheim Hermitage Museum:-
The Guggenheim Hermitage Museum was a museum owned and operated by the Solomon R. Guggenheim Foundation. It was located in The Venetian Resort Hotel Casino on the Las Vegas Strip. It was designed by architect Rem Koolhaas and opened on October 7, 2001. It added three more collections and exhibits subsequent to its opening. It was the result of a collaboration agreement between the State Hermitage Museum in St Petersburg, Russia, and the Solomon R. Guggenheim Foundation, and its exhibitions featured works held by both institutions.