Gumbazi Sayidon Mausoleum
Shahrisabz, Uzbekistan · built 1435

Gumbazi Sayidon (or "Sayidlar Gumbazi" mausoleum) is an architectural monument located in Shahrisabz. This mausoleum is also popularly known as Sayidlar Gumbaz, Ulugbek's mausoleum, Gumbazi Seyidon.
Monument data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).