1. Hunting Festivals, Alaska

The Yup’ik and Inupiaq peoples wear masks during special ceremonies, the most important being the midwinter hunting festivals. Carved by—or under the supervision of—a shaman, these masks sometimes represent a shaman’s spiritual helpers and can also be hung in homes to ward off harmful spirits.

2. Mardi Gras, New Orleans

The legalization of masks in New Orleans dates back to 1827. Though only legal on Mardi Gras wearing masks is a big part of traditional Cajun and Creole events and minimizes class differences.

3.Día de los Muertos, Mexico

The Day of the Dead commemorates family members who have passed away. During this end-of-October celebration, people will often paint their faces or wear masks of clay or papier-mâché that resemble skulls, as well as create altars, or ofrendas, to celebrate the departed.

4. Bailes, Guatemala

Since the colonial era, masks have been worn in various fully-scripted performances, known as bailes or danzas. These tell stories both historical and mythical. They are performed at indigenous festivals and Catholic feast and often depict animals, saints, conquistadors or Mayan warriors.

5. FESTIMA, Dédougou, Burkina Faso

The biennial Festival International des Masques et des Arts (FESTIMA) celebrates and exhibits traditional masks from various West African countries. Worn by dancers, these masks are made of leaves, straw and wood and symbolize the worship of ancestors and spirits and also honor traditional mask-wearing at rituals like weddings and funerals.

6. Carnevale, Venice

Dating back hundreds of years, Venetians would disguise themselves during the Carnevale di Venezia, an annual festival that draws thousands of tourists. During the French conquest and Austrian occupation, the wearing of masks was forbidden, though the tradition resurfaced in 1979.

7. Kandyan Dances, Sri Lanka

A variety of traditional dances ward off demons, provide entertainment and heal the sick. Most incorporate masks made during a lengthy process using wood from the local Kaduru tree. Each mask is linked to a particular piece of folklore or character.

8. Balinese Masks, Bali

With roots in animism—the belief that plants, inanimate objects and other natural phenomena have souls—these masks are seen as a way for spirits to visit the physical world. They are reserved for use only during sacred ceremonies, but tourists can purchase masks crafted specifically for decorative uses.

9. Noh Theater, Japan

The all-male Noh Theater, developed in the 14th century, is the oldest major theater art still regularly performed. The lead character, or shite, will wear a mask made of Japanese cypress that tells the audience what kind of character to expect.