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.

John L. Allen Jr. is editor of Crux, a website specializing in coverage of the Catholic Church. He previously was the longtime Rome correspondent for National Catholic Reporter. Allen is considered a top Vaticanologist and a leading English-language expert and commentator on the papacy.

The Rev. Robert Wister is a leading expert on the history of the papacy. He is a professor of church history at Seton Hall University in New Jersey. He earned a doctorate in church history at the Gregorian University in Rome.

Story with picture.

Story with picture.

Story with picture.

Media criticism blog on coverage of religion.