Aerial photograph from 2023 showing crop marks from post-borne buildings along the shoreline, with elevation curves added. Photo by Lantmäteriet.

Analytical drawing with interpretation of the postholes as mainly boat house structures by Wramler

#OpenAccess
Wramler, A: "Naust i sikte. Spår efter en forntida hamnbebyggelse vid Albrunna på Öland."
Short report on newly discovered #cropmarks on the Swedish island of Öland, interpreted as boat houses part of a harbour site. [in Swe]
#Archaeology #IronAge #Medieval
urn.kb.se/resolve?urn=...

Yes, i know it’s a picture of dust devil tracks on Mars.

A complicated set of #cropmarks with a possible #roundhouse at upper left?

Thanks to the #drone skills of Pete Barry we now have some #aerial 📸 of the 2025 #Roman dig in #TheRoyalParks #GreenwichPark with @uclarchaeology.bsky.social and some very interesting #cropmarks 🔍🌳🏛️👍🏻❤️

What's this? The best i can think of is foxes sleeping for the night. Four patches in the early morning frost, in a row about 5m apart each around 50-60cm long, near a field hedge and on a slope with limited sightlines. #cropmarks you don't often see

Heatwave unveils ancient settlements in Wales Aerial photographs reveal hillforts and Roman sites left ...

When a scorching summer is a Good Thing ;) Heatwave unveils ancient settlements in Wales - BBC News #archaeology #cropmarks #prehistory https://www.bbc.com/news/uk-wales-44746447