"We knew that the World Cup was going to be kind of our first chance and probably our biggest chance to be engaging these international markets," said Devin Aaron with Visit KC.

A locker room shows the "We are FIFA 2026 Kansas City" sign in the Sporting KC training facility. (Olivianna Calmes)

Early expectations had Argentina basing in Miami, but Kansas City ultimately stood out during the selection process.

"When Argentina visited, they really loved it here," Dietrich said. "They loved our facilities, they loved our people."

The team will train at Sporting Kansas City’s Compass Minerals National Performance Center, a state-of-the-art facility in Kansas City, Kansas that will serve as Argentina’s training home base during the tournament.

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The complex features multiple professional grade fields and elite level training amenities designed for international competition.

Inside, players will have access to private dining areas, meeting rooms and dedicated recovery spaces designed to help them rest between matches.

A resting room for World Cup players. (Olivianna Calmes)

"If they’ve traveled a lot and they’re tired, they can come in here, turn the lights out and get a nice nap," Dietrich added.

Up to 100,000 Argentine fans are expected to travel to Kansas City during the tournament, a preview of the global crowds set to flood World Cup host cities across the U.S.

Across the U.S., cities selected as host sites and base camps are preparing for similar surges, as teams finalize training locations and fans follow their national squads.

Cities across the US which are hosting World Cup games. (Fox News)

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The 2026 World Cup will be the largest in history, expanding from 32 to 48 teams and spanning host cities across the United States, Canada and Mexico, with each location competing for global visibility and long-term economic impact.

World Cup teams finalize US base camps as cities prepare for global crowds