Every region has its own culture and burial practices. To understand more about this area's approach to the afterlife, check out Gur-Emir Mausoleum.
When you've spent a bit of time at this tomb site in Samarkand, why not check out Registan Square, Bibi-Khonym Mosque, and Shah-i-Zinda? They're near Gur-Emir Mausoleum and also a hit with tourists.