Hamadan Province is one of the 31 provinces of Iran. Its capital is the city of Hamadan. In the Zagros Mountains, the province covers an area of 19,546 km2.
Cave popcorn, or coralloids, are small nodes of calcite, aragonite or gypsum that form on surfaces in caves, especially limestone caves. They are a common type of speleothem.
Nahavand is a city in the Central District of Nahavand County, Hamadan province, Iran, serving as capital of both the county and the district. It is south of the city of Hamadan, west of Malayer and northwest of Borujerd.
The Ali-Sadr Cave, originally called Ali Saadr or Ali Sard, is a water cave which attracts visitors every year. It is located in Ali Sadr, Kabudarahang County, about 100 kilometres (62 mi) north of Hamadan, western Iran.
A show cave—also called tourist cave, public cave, and, in the United States, commercial cave—is a cave which has been made accessible to the public for guided visits.
Road 46 is a road across the Zagros Mountains, located in Hamadan Province and Kurdistan Province of western Iran.
Road 47 is a road in northwestern Iran. It connects the major city of Isfahan with the city of Arak, the city of Hamedan, and the city of Zanjan. It is located within Hamadan Province, Isfahan Province, Markazi Province, and Zanjan Province.
Jowzan Rural District is in the Central District of Malayer County, Hamadan province, Iran. Its capital is the village of Jowzan.
Sardrud District is in Razan County, Hamadan province, Iran. Its capital is the city of Damaq.
Abaru Rural District is in the Central District of Hamadan County, Hamadan province, Iran. Its capital is the village of Abaru.
Abaru is a village in, and the capital of, Abaru Rural District of the Central District of Hamadan County, Hamadan province, Iran.
Ali Sadr is a village in, and the capital of, Ali Sadr Rural District of Gol Tappeh District, Kabudarahang County, Hamadan province, Iran.
Akanlu is a village in Mehraban-e Olya Rural District, Shirin Su District, Kabudarahang County, Hamadan Province, Iran. At the 2006 census, its population was 1,487, in 334 families.
The Battle of Waj Rudh was fought in 642/643 between the Rashidun Caliphate under Nu'man, and the Sasanian Empire under the Dailamite Muta, the Parthian Farrukhzad and Isfandiyar, and the Armenian Varaztirots. The battle was fought in Waj Rudh, a village in Hamadan. The location was precisely theorized and occurred on a road junction between Hamadan and Qazvin.
Arme Construction Company has been one of Iran's and the Middle East's largest construction companies.
Hamedan is a city in western Iran. It is located in the Central District of Hamadan County in Hamadan province, serving as the capital of the province, county, and district. As of the 2016 Iranian census, it had a population of 554,406 people in 174,731 households.
Road 21 
Road 35 
Najafi Boulevard 
