The Lunar New Year, or Tet Nguyen Dan, is the most important festival in Vietnam, marking the beginning of the lunar calendar year. It typically takes place in late January or early February, with festivities lasting for about a week. During Tet, families gather to celebrate with special meals, traditional customs, and colorful decorations. People visit temples and pagodas to pray for good fortune and prosperity in the coming year, and streets are filled with vibrant parades, lion dances, and fireworks. Tet is a time of joy, reunion, and reflection, embodying the rich cultural heritage and values of the Vietnamese people.