Rare Expressions: Spoken-word artists spin tales. 8 p.m., Rare Olive, 300 Central Ave., St. Petersburg. www.myspace.com/wrdpw.
Water Park Family Night: Largo's Highland Family Aquatic Center gives families a night out and a price break Monday and Wednesday until Aug. 20, charging $10-$20 for a family of 12, depending on whether they have a Largo recreation card. They can play in the splash zone and water slides suitable for toddlers to teens. 7:30-9 p.m., Highland Family Aquatic Center, 400 Highland Ave., Largo. (727) 518-3019.
White Light/Black Rain: Hiroshima and Nagasaki, 7:30 p.m., HBO: A grim anniversary is acknowledged in this new documentary, which revisits the 1945 bombings of Hiroshima and Nagasaki. Survivors of the atomic blasts, which vaporized an estimated 210,000 people, tell their stories, from physical suffering to emotional devastation.
Series finale: Age of Love, 9 p.m., WFLA-Ch. 8: Mark decides between the remaining 20-something and 40-something. And as long as they get their paychecks for the show, they probably don't care how it turns out, either.
Fat March, 9 p.m., WFTS-Ch. 28: Need to lose weight? Just walk it off. That's the concept behind this new reality series, which invites chubby contestants to go on a "journey of a lifetime." They begin at the starting line for the Boston Marathon and head for Washington, D.C., with two fitness trainers coaxing them along. The incentives: A slimmer physique and cash prizes.