iron age round houses

The archaeological site at Jarlshof, in the Shetland Isles, includes remains of  Iron Age round houses that date from between 200 BC and 800 AD -

a 21st century iron age round house

In Alberta, Canada, the construction of an iron age round house -

The materials include spruce, willow and poplar trees; the tools include billhooks, kukris, axes and a cell phone.

make your own iron age round house

All you need are posts, pegs, coppiced wood, daub, hazel, wheat straw, and a length of cord.