Fair rating?What on Earth?· Season 12 · Episode 5
Blood Feud of Gresham Castle
Satellite images capture a mysterious fortification concealed beneath a patch of woodland in the remote stretches of Norfolk, England. Experts investigate rival royal families and Gresham Castle, a lost castle destroyed during a medieval blood feud.
Streaming on (US) 
See all
#1In Season 12of 10 rated episodes
#18All-timeof 139 rated episodes
+0.1vs season avgSeason 12 averages 8.4
2023First airedFebruary 9, 2023
Shows like What on Earth?
The closest matches on shared genres, ranked by match strength and popularity.
- 01Mystery·Nature·HistoryCosmos1980–2020·National GeographicHosted by renowned astrophysicist Neil deGrasse Tyson, Cosmos will explore how we discovered the laws of nature and found our coordinates in space and time.
- 02Mystery·Nature·HistoryThe Sky at Night1957–present·BBC FourOur team of astronomers tell us what's on view in the night sky.
- 03Mystery·Nature·HistoryLost Treasures of Egypt2019–present·National Geographic
An immersive, action-packed series follows international teams of Egyptologists as they unearth the world's richest seam of ancient archaeology — Lost Treasures of Egypt. - 04Mystery·Nature·HistoryStrip the Cosmos2014–2020Same network — Science·
- 05Mystery·History·AdventureExpedition Unknown2015–present·DiscoveryIn the hit series Expedition Unknown, Travel Channel's witty explorer Josh Gates seeks answers to some of the world's most captivating unsolved stories and legends.
- 06Nature·HistoryNOVA1974–present·PBSNOVA brings you stories from the frontlines of science and engineering, answering the big questions of today and tomorrow, from how our ancestors lived, to whether parallel universes exist, to how technology will…
