Buildings edit

• Alvastra pile-dwelling – circa 3000 BC in Neolithic Scandinavia
• Barbar Temple – oldest of the three temples built in 3000 BC, in present-day Bahrain^[1]
• Diraz Temple – circa 3rd millennium BCE, in present-day Bahrain
• Tepe Sialk – claimed to be the world's oldest ziggurat built in 3000 BC, in present-day Iran

• 29th century BC
• 29th century BC in architecture
• Timeline of architecture