what is the difference between us open and australian open surface
Tennis court Of the current four Grand Slam tournaments, the Australian and US Open use hard courts, French Open is played on clay, and Wimbledon, the only Grand Slam to have always been played on the same surface, is played on grass. The Australian Open switched to hard courts in 1988 and in its early years the French championship alternated between clay and sand/rubble courts. The US Open is the only major to have been played on three surfaces; it was played on grass from its inception until 1974, clay from 1975 until 1977 and hard courts since it moved from the West Side Tennis Club to the National Tennis Center in 1978.
Vietnam War North Vietnamese victory
The Orleans The Hotel and Casino opened in 1996. When the casino first opened, it did not perform up to expectations. In 1999 a major addition to the casino and other amenities were added. The success of these changes has been demonstrated by continued expansions in later years.
World's fair Expo 2020 will be held in Dubai, United Arab Emirates, as a Registered Exposition.