SHERIDAN, WYOMING -- August 28, 2026 -- ZDF replaced its scheduled 1:00 a.m. broadcast slot on Friday, Aug. 28, with a rerun of "Terra X History: Nordmänner – Die wahre Geschichte der Wikinger," a 2025 German production that first aired on the network on May 10, 2026. The public broadcaster confirmed the swap in a programming notice issued at 2:55 p.m. on Aug. 28 through news aktuell. The originally planned repeat of "Terra X History: Was ist deutsch? Die Geschichte der Migration" was dropped from the lineup entirely.