PORTLAND, Maine (AP) — Former ‘‘Jeopardy!’’ champion Ken Jennings, who once won 74 consecutive games on the TV game show, is coming to Maine.

Jennings is giving a presentation at the University of Southern Maine based on his newest book, ‘‘Maphead: Charting the Wide, Weird, World of Geography Wonks.’’ The event is free and open to the public and takes place at 6:30 p.m. Wednesday at USM’s Hannaford Hall.

Jennings became a national celebrity in 2004 when he won 74 straight games on ‘‘Jeopardy!,’’ winning more than $2.5 million.