Located at the foot of the Pyrenees in southwestern France, Lourdes is best known for the Marian apparitions reported by 14-year-old Bernadette Soubirous in 1858. These events transformed the small market town into one of the most visited pilgrimage sites in the world. The Sanctuary of Our Lady of Lourdes, which includes the Grotto of Massabielle, the Basilica of the Immaculate Conception, and the underground Basilica of St. Pius X, draws millions each year.

Madurai is a major city in the southern Indian state of Tamil Nadu, known for its long-standing role as a center of religion, trade, and learning. Set along the Vaigai River, it has grown into a busy urban area while retaining a strong connection to its temple-centered layout.

To visit Barcelona is to embrace both the past and the future. There is much to do and see in this cosmopolitan capital of Catalonia, from medieval structures to beaches to UNESCO Heritage Sites by Antoni Gaudí and Lluís Doménech i Montaner.

Zagreb, the vibrant capital of Croatia, is a city where history, culture, and a youthful spirit collide in an unforgettable way. Wander through the cobblestone streets of the Upper Town (Gornji Grad) and marvel at its medieval architecture, such as the iconic St. Mark's Church, known for its colorful tiled roof depicting the coat of arms of Zagreb and the Kingdom of Croatia.

Zaragoza stands on the banks of the Ebro River in northeastern Spain and serves as the capital of the Aragón region. The city is known for its mix of Roman remains, Islamic influences, Mudéjar architecture, and large Baroque landmarks.