These are the top historical and religious sites to visit as King Charles and Queen Camilla prepare their own April tour.

Vatican City, the world's smallest country, is known for its iconic landmarks such as St. Peter’s Basilica, the Vatican ...

The King and Queen are set to meet Pope Francis in April, but the trip could be in jeopardy due to the pope's health battle - ...

The Conversation U.S. asked Daniel Speed Thompson, a theologian at the University of Dayton, for some insight into Vatican City. The Vatican houses the central government of the Catholic Church ...

Several small yet captivating countries can be explored in just one day, including Liechtenstein, San Marino, Tuvalu, Monaco, ...