Frank Lloyd Wright is often called the father of American modern architecture.He designed buildings and homes across the United States for more than 70 years.He created most of his works from 1900 through the 1950s,but his open-living spaces and imaginative designs still appear very modern today. Last week,the United States nominated 10 of his buildings for the UN Educational,Scientific,and Cultural Organization--or UNESCO--the World Heritage List.The World Heritage List recognizes the most,important cultural and natural sites worldwide. The 10 buildings,titled."Key Works of Modern Architecture by Frank Lloyd Wright,"were built between 1906 and 1969.They include several of his personal homes and studios,churches,government buildings,private residences,and one very famous museum--New York City's Guggenheim Museum. The Solomon R.Guggenheim Museum is one of the most visited sites in New York City.About one million people visit it every year.Frank Lloyd Wright worked on it from 1943 to 1959.It was designed to create a new type of space for new types of art.The museum remains an international symbol of modern architecture that represents Wright's unique design. Many of Mr.Wright's modern buildings and homes in the U.S.Midwest have also become symbols of modern American architecture.Richard Longstreth is the president of the Frank Lloyd Wright Building Conservancy.He calls Mr.Wrisht"the father of modern architecture,fundamentally redefining the nature of form and space during the early 20th century that would have enduring impacts of modern architecture worldwide." The UNESCO World Heritage Committee will announce its decision in mid-2016.If Frank Lloyd Wright's 10 buildings were chosen for the list,they would be the first World Heritage listings for modem U.S.architecture.The World Heritage List already includes 22 other American sites,including the Grand Canyon,Yellowstone National Park and the Statue of Liberty. We can learn from the passage that  _  .
Mr.Wright's designs are out of style today Mr.Wright's designs have been widely recognized Mr.Wright's designs on modern buildings and homes are a failure Mr.Wright is the owner of ten buildings