If you are flying the EgyptAir fleet or operating cargo routes from Europe to Africa, default FS2004 scenery leaves much to be desired. The ARMI Project Cairo International Airport (HECA) provides:
Never download from random "FSX/HECA 2024" scam sites. The genuine ARMI HECA file is usually named something like armi_heca_fs9_v2.zip or armi_cairo_2009.exe . It is typically 35MB to 50MB in size. armi project cairo international airport heca fs2004 link
If you load into Cairo and see untextured gray blocks or missing buildings altogether, the simulator cannot find the texture files. If you are flying the EgyptAir fleet or