The improvised explosive device was placed near a wall along Mariyutiya Street in the Haram district near the Giza pyramids, the interior ministry's statement said. No militant group immediately claimed responsibility for the attack.
The damaged tourist bus after a roadside bomb in an area near the Giza Pyramids in Cairo, Egypt, Friday, Dec. 28, 2018.
According to statement issued by Egypt's interior ministry, the explosion came due to primitive explosive device.
There were 14 on the bus, ten of those injured were Vietnamese and two were Egyptians.
The attack took place as Egypt's vital tourism industry has showed signs of recovery after years in the doldrums because of the political turmoil and violence that followed a 2011 uprising that toppled former leader Hosni Mubarak.
The bomb went off when the bus went by, authorities said.
Dow notches record point surge in dramatic rebound
ENERGY: Benchmark U.S. crude jumped 98 cents to $45.59 per barrel in electronic trading on the New York Mercantile Exchange. In Asian markets, Japan's Nikkei swung between gains and losses Wednesday before closing up almost 1%.
Trump vows no end to shutdown until wall funded
He adds that the shutdown has a dire impact on many NFFE employees living paycheck-to-paycheck. Trump told reporters after meeting with USA service members in Iraq on Wednesday.
Steelers' JuJu Smith-Schuster apologizes for fumble vs. Saints
They won't finish any better in the Superdome, where they are 5-1 with two regular-season home games left. Saints LT Terron Armstead (shoulder) will play in Week 16 against the Steelers.
However, the sector has since recovered and 8.3 million people visited in 2017, the Financial Times reports.
"We stand with all Egyptians in the fight against terrorism and support the Egyptian government in bringing the perpetrators of this attack to justice", State Department spokesman Robert Palladino said.
The Prime Minister announced that the death toll, which was initially set at two Vietnamese tourists, had risen to three after the representative of the tour company on the trip succumbed to his injuries.
Madbouli said that the Egyptian tour guide had died in hospital from his wounds.
"The bus deviated from the route secured by the security forces", he told Extra News TV. But Daesh terrorists have a history of targeting tourists.