Iran was visited several times starting from 1992, whereby wide areas of the country (Ardabil - Mashhad, Tehran - Bam) were traveled. Mazandaran and Gilan Provinces, south of the Caspian Sea, have been intensively toured (1995) as part of a research project on Timurid woodwork.
Further trips to Iran took place in 1994, 1997, 1998, 2002, 2016 and 2019.
Historical photographs from the 1970s are from a journey from Germany to Afghanistan in 1970 (private archive W.B.). See
For centuries, the country was known under its name Persia, until it was renamed in 1935 under Reza Shah Pahlavi (Reza Chan, 1878-1944) in Iran. His son Shah Mohammed Reza Pahlavi (1919-1980) ruled until the Islamic Revolution in 1979 under Ruhollah Musawi Khomeini (Khomeni, 1902-1989).