Allen lived and worked in the Joshua Tree home until 2017, when he sold the property off market for $875,000, records show.

Thousands of tonnes of dry stone walls in all shapes and sizes amble through ... That progressed to walled tree rings and experimenting with arches and gravity defying structures in dry stone.

Stone walls can be found here and there in other states, but only in New England are they nearly ubiquitous. That’s due to a regionally unique combination of hard crystalline bedrock ...