In total, 49 stadiums in the United States, Mexico and Canada will be considered for inclusion in the official bid. Slated to host 60 tournament games, the United States would feature the most venues.
Within the United States, 37 stadiums within 34 cities are being considered, including stadiums in Atlanta, Boston, Houston, Las Vegas, Los Angeles, Miami, New Orleans, New York City, San Francisco, and Seattle.
Lenarduzzi was managing the Vancouver 86ers of the Canadian Soccer League when the US was awarded the 1994 tournament in 1988.
Mexico's proposed venues are limited to three stadiums, most notably Mexico City' Estadio Azteca, the stage for the 1970 and 1986 World Cup finals. The U.S. Women's National Team also played an global friendly against Switzerland at the stadium last fall.
In Pittsburgh, Heinz Field is under consideration as a host site.
The North American bid has one challenger, Morocco, which last week announced a long-shot effort.
The 2026 World Cup will be the first tournament using FIFA's expanded 48-team format.
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On the list were nine Canadian facilities, including Regina's Mosaic Stadium.
Ahead of the 1994 World Cup in the USA, it was decided that either the Superdome or Detroit's Pontiac Silverdome would be the first indoor venue to ever host a World Cup match.
Compared to 1994, however, there are more games to go around.
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The bid has to be formally submitted to Federation Internationale de Football Association by March 2018.
Jacksonville had applied to serve as a host city in that bid, clearing the initial round of cuts, but missing the cut to 18 cities in January 2010.
The unified bid won't identify the final host cities before submitting the bid, instead leaving that decision for a later date, assuming they win.