Wednesday’s TV highlights
MythBusters: In this new episode Jamie and Adam attempt to re-create a scene in the movie “The Mummy” in which archaeologists illuminate an underground tomb by using ancient mirrors to project sunlight inside (9 p.m. Discovery).
I Didn’t Know I Was Pregnant: In the season premiere a woman calls an ambulance when she experiences abdominal cramps (9 p.m. TLC).
Man v. Food Nation: In this new episode Adam travels to Albuquerque, where he rounds up as many people named Travis as he can find to feast on an enormous beef and bean burrito buried in fries — at Grandma’s K&I Diner (9 p.m. Travel).
Primetime Nightline: Beyond Belief: Supernatural, paranormal and just plain unexplained phenomena are the focus of this special five-part edition of the news series (10 p.m. ABC).
The Challenge: Rivals: Competitors arrive in Costa Rica in this new unscripted series (10 p.m. MTV).
Men of a Certain Age: Complications arise in Joe’s (Ray Romano) friendship with Manfro (Jon Manfrellotti) in this new episode (10 p.m. TNT).
Presidential Address: President Obama’s plans for Afghanistan will be covered as breaking news by most broadcast networks and cable news outlets including CNN; Fox Business; MSNBC, at 5 p.m. (Prime time schedules may be disrupted.)
I Can Be President: A Kid’s-Eye View: This new special explores children’s ideas about the presidency (7:30 p.m. HBO).
Kathy Griffin: Gurrl Down: The self-described D-lister is featured in a new stand-up special (9 and 11 p.m. Bravo).
2011 Wimbledon championships: Early round, Day 3 (Noon ESPN2 and 4 a.m. Thursday ESPN2).
Baseball: The Detroit Tigers visit the Dodgers (Noon FS Prime); the Angels visit the Florida Marlins (4 p.m. FSN).
College baseball: NCAA World Series (4 p.m. ESPN2).
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