U.S. Transportation Secretary Sean Duffy and his family rode snowmobiles, boarded a cruise ship and sat down with Kid Rock as they crisscrossed the country to celebrate America’s 250th birthday.

Helping to pick up the tab? Boeing.

The company kicked in $1 million to help fund the five-part video series, The Wall Street Journal reported Monday, citing sources familiar with the agreements.

Boeing did not immediately respond to a request for comment.

The Department of Transportation and The Great American Road Trip, a nonprofit, are promoting the video series with a trailer showing Duffy, his wife and their nine children taking in the sights. The nonprofit said it funded the series with the help of corporate sponsorships.