Pentecost Sunday is a significant religious holiday celebrated in Liechtenstein, a small country nestled in the heart of Europe. The festival, also known as White Sunday, falls on the 50th day after Easter Sunday, and it marks the descent of the Holy Spirit on the disciples of Jesus Christ, as narrated in the Christian Holy Book. It signifies the birth of the Church and is considered an extremely solemn and sacred day in the Christian Calendar. Churches in Liechtenstein commemorate this day with special prayers, sermons, and holy masses.

On Pentecost Sunday in Liechtenstein, one can witness a display of vibrant customs and rituals. Traditional church services are held in both the urban areas and rural villages of the country. It is common to see church interiors embellished with red decorations, which symbolize the flames in which the Holy Spirit descended upon the apostles. People attend masses wearing red to portray their devotion and celebrate the gifts of the Holy Spirit.

Despite being a majorly Catholic nation, Pentecost Sunday in Liechtenstein embraces all Christian denominations. The day is celebrated as a public holiday and many businesses are closed in observance. Family gatherings are widespread and it is also a day when many infants undergo baptism. Overall, Pentecost Sunday is considered a festive day in Liechtenstein, embracing religious devotion, family ties and local traditions. It is a day when the small nation's deep-rooted Christian faith and cultural ethos are truly on display.