But as he winds his way back to the Vatican City the U.S.A. is hotting-up bombing campaigns around the world.
World leaders have been chewing the fat about the long standing war in Syria, whether that country's leader, Assad, should be removed immediately or in time and how to tackle the violence that has come with the rise of an Islamic State in more than one country.
Then there is the mass migration of refugees that so often follows a war, but is ongoing right now. But the fear that refugee groups are infiltrated with economic migrants and terrorists is adding to the chaos.
Israel and Palestine are no nearer a peaceful co-existence and there have been clashes again with the al-Aqsa Mosque at the heart of the latest flare up; Israeli security forces stormed the al-Aqsa Mosque compound and fought with Palestinian worshippers.
As Al Jazeera reports "According to a 50-year long agreement, Jews and people of other religions are allowed to enter the compound between 7:30am and 11:30am local time, but are not allowed to pray. Palestinian worshippers, however, said that far-right Jews have been provoking them by praying, thus violating the agreement."
Monday in Afghanistan Taliban members stormed a city, Kunduz, and released hundreds of prisoners. The impact on any type of peace and the daily life of citizens from such action is obvious.
Tuesday a Washington Post headline announces "U.S. military launches airstrike on Kunduz after Taliban assault on the key city."
There have been airstrikes in Iraq and this week France has joined other allied forces by extending its mission into Syria reportedly to bomb Islamic State training camps.
How many innocent men, women and children will die in such strikes?
Will they be classed as collateral damage, worth it to hit Islamic State? Will any such deaths simply help breed more terrorists and hate?
World war three may not have been declared but can you truly say the world is at peace?
Seems we have learned nothing after years of war in Iraq and Afghanistan and that instability which has followed the removal of leaders such as Saddam Hussein, Iraq, and Colonel Gaddafi, Libya, has taught us nothing.