The author Dan Buettner visits five places where there are a greater rate of people living to the century mark — Okinawa, Japan; Sardinia, Ital;, Ikaria, Greece; Nicoya, Costa Rica and Loma Linda, Calif. — in the new series “Live to 100: Secrets of the Blue Zones” (Netflix, streaming).
Inhabitants of a small fishing island try to lure a doctor to practice there in the Mexican comedy “The Great Seduction” (Netflix, streaming).
Cartoon characters never get old. Nonetheless, “Archer” (FXX, 10 p.m.) premieres its 14th and final season, with Aisha Tyler’s Lana at the helm of the agency. A pair of episodes get things rolling.
The sudden second season finale of “The Ultimatum: Marry or Move On” (Netflix, streaming) is a bit of a letdown, to be honest. Which makes the reunion episode that also becomes available superfluous.
Fish is the mystery box challenge on the first of two consecutive episodes of “MasterChef” (Fox, 8 p.m.).
“America’s Got Talent” (NBC, 8 p.m.) has results from Tuesday’s performances.
Little Big Town finds out who is their biggest “Superfan” (CBS, 9 p.m.).
“Expedition Bigfoot” (Discovery, 9 p.m.) begins its fourth season searching ice caves in Alaska (should we tell them Bigfoot doesn’t really exist?).
Peace talks and the Good Friday Agreement end the five part documentary series “Once Upon a Time in Northern Ireland” (PBS, 10 p.m., check local listings).