Read the Anti-Defamation League annual audit of anti-Semitic incidents. Check the ADL site for the latest report.

TotallyJewishTravel sells advertising space for Passover events in more than 40 U.S. locations and on five continents. It’s a good place to look for an overview.

The Wandering Jew, part of Ontario Travel Bureau, is an agency that books more than 50 Passover events, including Seder cruises.

Jerry Abramson’s MatzaFunTours in Cherry Hill, N.J., says it has hosted Passover Seder vacations with numerous activities for two decades.

The American Jewish Congress is a leading Jewish advocacy group dedicated to fighting anti-Semitism. The AJC has regional chapters around the country for local sources.

The Institute for Christian and Jewish Studies in Baltimore is an excellent resource for experts on Christian-Jewish relations.

The Sister Rose Thering Endowment for Jewish Studies at Seton Hall University in New Jersey is a good source for scholars and veterans in Jewish-Christian dialogue from both communities

William Donohue is president of the Catholic League for Religious and Civil Rights, an organization that is akin to a Catholic counterpart to the Anti-Defamation League.