The tallest outfield wall is called the "Arch Nemesis," located at Sovereign Bank Stadium, home of the York Revolution in York, Pennsylvania. The wall is exactly 37 feet, 8 inches tall, making it six inches taller than the famous Green Monster at Fenway Park.
The Houston Astros has the deepest out field of 436 feet from home plate, but that is nothing compared to 505 feet at the polo grounds......
Fenway Park in Boston, home of the Red Sox
//The question and the answer make no sense. What is meant by "longest field?"//
Well I'm not sure, but i think the rockies own the largest stadium.
By measuring the plate to the outfield wall
Behind home plate
Ibrox is the home stadium for the team 'The Rangers FC' (formerly known as Glasgow Rangers). The stadium is the third largest stadium in Scotland and has a seating capacity of 51,082.
The national stadium is Estádio do Jamor, and the largest stadium is Estádio da Luz (Benfica's home)
Argentina plays in the "Monumental", River Plate's stadium.
When the original Yankee Stadium opened on April 18, 1923, the measurements were, 296 feet to the left field pole, 301 to right and 461 feet to the deepest part of the park, in left-center. The playing field was not evenly balanced, so dead center was not the deepest part. After it was re-modeled in 1974-75, it measured 310 to right, 312 to left and 430 to the deepest part in left-center.
410 feet
Safeco field in Seattle, WA
The largest NFL stadium is the home of the Washington Redskins; FedEx Field in Landover, MD. Soon it will be succeeded by the New Dallas Cowboys Stadium, Cowboys Stadium. The stadium will open for the 2009 season. NBC just reported that the Cowboys sold out they're first regular season game against the Giants. Capacity at Cowboys Stadium is 111,000.
The oldest Spanish soccer stadium is El Molinon stadium, home of Sporting Gijon. It's been in use since 1908.
For NFL Football games, the largest capacity stadium is FedEx Field in Landover, MD with a capacity of 85,000. The next four in order are MetLife Stadium, Lambeau Field, AT and T Stadium, and Arrowhead Stadium. AT and T stadium has an expanded capacity of 105,000.