The raids came hours after a tourist bus was hit by a roadside bomb near the Giza pyramids
Police in Egypt have killed dozens of militants during security raids on their hideouts, the interior ministry has said.
The raids killed "40 terrorists" in Giza and North Sinai on Saturday morning, according to a statement from the ministry.
It said the militants were planning a series of attacks on tourist sites, churches and military personnel.
The bomb blast killed three Vietnamese tourists and an Egyptian tour guide.The roadside bomb went off at about 18:15 on Maryoutiya Street in Giza's Haram district as the bus carrying 14 Vietnamese tourists was passing. Four people were killed and eleven others were injured in the incident, .
"A group of terrorists were planning to carry out a series of aggressive attacks targeting state institutions, particularly economic ones, as well as tourism... and Christian places of worship," the ministry statement said.
It added that police had seized bomb-making materials, ammunition and a large number of weapons during the raids.
The country's main Christian minority, the Copts, are preparing to celebrate Orthodox Christmas on 7 January.
Above Information Edited from BBC
President of the Arab Republic of Egypt
Secretary of State