From Martina Navratilova to Venus Williams, some of tennis' greatest legends have extended their careers into their 40s.

6 MONTHS AGO How Aussie won 1981 US Open crown MORE GOLF VIDEOS 01:30 GOLFA DAY AGO Tiger's son makes INCREDIBLE hole-in-one 01:56 GOLF2 DAYS AGO Tiger & Charlie dominate PNC C'Ship 00:45 5 DAYS AGO ...

The U.S. Open will take place at Merion Golf Club in surburban Philadelphia for first time since 1981. “You do what everybody else does, you go there thinking about winning and wanting to win.

Consider: The last time the US Open was held at Merion Golf Club in Ardmore, Pa. -- site of this week's championship -- Australian David Graham took home the trophy with a 7-under 273 score in 1981.

Venus Williams, at 45, marked her return to Grand Slam competition at the US Open against Karolina Muchova, making her the ...

CoCo Vandeweghe. Madison Keys. Sloane Stephens. The last time we saw four American women in the US Open semifinals was in 1981. It was also the same year that MTV launched -- and Beyonce was born.

Venus Williams will make her return to Grand Slam tennis at the U.S. Open in singles at age 45 after a two-year absence.