The first new moon of the lunar calendar officially ushered in the new year in many cultures Wednesday, marking the imminent arrival of spring and the first day of the Year of the Snake, which symbolizes good luck, rebirth and regality.

The Lunar New Year is the most important holiday in China and many other Asian countries. Celebrations will last until mid-February.

Know how the Chinese Lunar Calendar works, and what it means for your zodiac sign. Learn key insights for career, finances, and relationships.