SERIESBen 10: Omniverse: Get a sneak peek at the latest iteration of the hit animated series, set to premiere this fall (8:30 p.m. Cartoon Network).
Cajun Pawn Stars: A scarf purportedly worn by Elvis Presley and a letter written by a young Bill Clinton are among the collectibles featured in back-to-back new installments (9 and 9:30 p.m. History).
America’s Lost Treasures: A new episode visits the Franklin Institute Science Museum in Philadelphia to examine items from the Revolutionary War, the Civil War, and the civil rights and women’s rights movements (9 p.m. National Geographic).
Adam Richman’s Best Sandwich in America: Your host samples the spicy flavors of the Southwest (9 p.m. Travel).
Futurama: Fry falls victim to a freak sausage-making accident in this new episode of the animated sci-fi spoof (10 p.m. Comedy Central).
Diamond Divers: The American crew take a huge risk on a new boat as this docu-series ends its season (10 p.m. Spike).
School Spirits: The spook-seeking series wraps its first season at a haunted fraternity house (10 p.m. Syfy).
She Wore a Yellow Ribbon: A daylong salute to John Wayne includes this 1949 western directed by John Ford (5 p.m. TCM).
Rescue Dawn: Christian Bale (“The Dark Knight Rises”) stars in director Werner Herzog’s fact-based 2006 action-drama set during the Vietnam War (8 and 10:15 p.m. Sundance).
Summer Olympics: Soccer, beach volleyball, boxing, weightlifting, fencing, table tennis, handball (6 a.m. MSNBC); basketball, soccer, beach volleyball, cycling, water polo, volleyball, field hockey, archery, badminton, fencing, table tennis (6 a.m. NBCSP); swimming, beach volleyball, volleyball, water polo, cycling, rowing, canoeing (9 a.m. NBC); boxing (2 p.m. CNBC); swimming, gymnastics, beach volleyball, diving (8 p.m. NBC).
Baseball: The Dodgers host the Diamondbacks (noon FS Prime), the Tigers take on the Red Sox (4 p.m. ESPN) and the Angels visit the Rangers (5 p.m. FSN).