Arg-e Bam was the largest adobe building in the world, located in Bam, a city in the Kermān Province of southeastern Iran. The entire building was a large fortress dating to at least 500 BC. A UNESCO World Heritage Site.
Kandovan (also spelled Candovan), a village in the province of East Azarbaijan, near Osku and Tabriz, Iran. Known for its troglodyte dwellings, some of the houses are at least 700 years old and are still inhabited.