Lviv is an important Renaissance and baroque urban centre in Eastern Europe, and its two remaining synagogues survived mass destruction in the Second World War.
Attacks on houses of worship are increasing, as part of a trend of growing global violence. The aftermath of these attacks often includes interfaith dialogue and community support.
A national survey of over 1,300 congregations found that religious leaders struggle to balance security concerns with carrying out a mission to be open to the communities they serve.
Mass murders like the killings at a Pittsburgh synagogue are seen as the work of disturbed individuals. But America has allowed violence to become unexceptional, ignoring its root cause.
As Mosul rebuilds, its history is a reminder that people of many faiths lived in cooperation in the city. In the city was the Tomb of Prophet Jonah, venerated by Jews, Christians and Muslims alike.