The longhouse plan is the whole point. Living space for the family and space for the cattle ran together in a single long building, so warmth, work and daily routine were shared rather than separated. Walking the length of the interior, you can read that arrangement in the structure itself and understand why the byre end mattered as much as the fireside.
The Robertson family lived here from the 1850s until the 1960s, often with three generations under the roof at once, and the last inhabitant left in 1968. Gaelic-speaking tenant farmers had settled in this part of the glen from 1809. The property passed into National Trust for Scotland care in 1992, which is why the interiors survive with their surfaces and contents largely undisturbed.