Nationals Park is a baseball stadium along the Anacostia River in the Navy Yard neighborhood of Washington, D.C. Home to Major League Baseball's Washington Nationals since its completion in 2008, it was the first LEED-certified green major professional sports stadium in the United States.

Designed by HOK Sport and Devrouax & Purnell Architects and Planners, the ballpark cost $693 million to build. An additional $84.2 million was spent on transportation, art, and infrastructure upgrades, bringing the total cost to $783.9 million. The stadium has a capacity of 41,339.The Washington Monument and the Capitol building are visible from the upper decks on the first base side of the field.

Nationals Park on May 10, 2013.Nationals Park hosted the 2018 Major League Baseball All-Star Game, the first All-Star Game to be played in Washington, D.C. since 1969. It hosted games 3, 4, and 5 of the 2019 World Series, the first in the city since 1933.