The Aramgah-i Haftad-i Du Tan (Memorial to the 72 Martyrs) is a structure located in lot 24 of Bihisht-i Zahra' Cemetery commemorating Dr. Muhammad Bihishti and 72 individuals who died with him in an anti-government bombing on June 28, 1981. These individuals are also known as the Martyrs of June 28 (Shuhada'-i Haftum Tir). The building was constructed in the 1990s and is made of reinforced concrete. It takes the form of a mosque with a large talar-porch entrance.
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