“American Ninja Warrior,” 7 p.m., NBC (new)
In Miami, contestants face the Utility Pole Slider, the Balance Bridge, the Slider Jump and the Monkey Peg. Olympic medalist Dee Dee Trotter jumps into the ring.
“iHeartRadio Ultimate Pool Party,” 7 p.m. to 9 p.m., CW (new)
Music stars strut their stuff in Miami. Performers include Ke$ha, Pitbull, Icona Pop and Jason Derulo.
“The Bachelorette,” 7 p.m. to 9:01 p.m., ABC (new)
Desiree visits the hometowns of the last four suitors. One takes her to a snow cone truck, one shows off his family, one takes her out to a ballgame, and one considers his mom's advice about Des.
“Get Out Alive With Bear Grylls,” 8 p.m., NBC (new)
Nine teams must climb to the top of a jagged cliff and are faced with a lack of food.
“The Glades,” 8 p.m., A&E (new)
A three-way relationship is tied to a murder. Also, Jim is blindsided by news from his father.
“Under the Dome,” 9 p.m., CBS (new)
Chester's Mill panics over an outbreak of meningitis. Also, Julia looks for answers in her husband's disappearance.
“Mistresses,” 9:01 p.m., ABC (new)
Joss gets mad at Savi and moves in with April.