🐪 Back to Base Camp

🕌 Soltaniyeh

Archaeology & Antiquity Iran Asia

🕌 Soltaniyeh
Ilkhanid capital with pioneering double-shelled dome architecture


🕐 3 min read · Updated 1 Apr 2026 at 10:05

UNESCOUNESCO World Heritage Site

📋 Fast Facts
  • UNESCO World Heritage Site in northwestern Iran, founded as Ilkhanid capital in early 14th century
  • Mausoleum of Oljaytu features one of the world's oldest double-shelled brick domes, over 50 metres high
  • Eight minarets surround the octagonal structure; interior decorated with stuccowork, tilework, and calligraphy
  • Dome design influenced later Timurid and Persian architecture across the region

Soltaniyeh, located in northwestern Iran near Zanjan, represents a pinnacle of Ilkhanid architectural and engineering achievement from the ...

🗺️ View on map

Explore nearby hidden corners on the interactive map

↑ Back to top