01 Feb 2006, Colonia, Federated States of Micronesia --- The name Mortlock Islands has been used to refer to more than one group of islands in the Pacific Ocean. --- Image by © Bob Krist/Corbis
22 Apr 2004, Cove, Benin --- This mask is for the Guedelé dance, a traditional mask dance from Benin. --- Image by © Atlantide Phototravel/Corbis
12 Oct 1968 --- Masked Be-In participant with a "Eugene McCarthy for President" button makes a peace sign. --- Image by © Harvey L. Silver/Corbis
Man in a jump suit and gas mask standing in front of a cement wall with a map --- Image by © Alejandro Almaraz/Corbis
1928, Tibet, China --- This Choni skeleton performer will dance in the "Old Dance" --- Image by © Dr. Joseph F. Rock/National Geographic Creative/Corbis
1928, Tibet, China --- Dancers, known as Bowa, pose as Gombo, Masur Lhamo, and their wives --- Image by © Dr. Joseph F. Rock/National Geographic Creative/Corbis
1934, China --- Two Chinese actors wear conventionalized ancient court dress --- Image by © W. Robert Moore/National Geographic Creative/Corbis
1928, Bali, Indonesia --- Balinese dancers pose for a picture before their performance --- Image by © Franklin Price Knott/National Geographic Creative/Corbis
1947, Guatemala --- Bull dancers sport masks at the Quetzaltenango fair --- Image by © Luis Marden/National Geographic Creative/Corbis
1926, Guatemala --- Guatemalan Indians reenact the Quiche struggle under Alvarado --- Image by © Jacob J. Gayer/National Geographic Creative/Corbis
ca. July 1926, Guatemala City, Guatemala --- A band dressed up in traditional Guatemalan costumes poses --- Image by © Jacob J. Gayer/National Geographic Creative/Corbis
ca. June 1928, Indonesia --- A group of dancers pose for an informal portrait --- Image by © W. Robert Moore/National Geographic Creative/Corbis
Siamese actors perform in elaborate costumes and face masks --- Image by © National Geographic Creative/Corbis
Watam Village, East Sepik Province, Papua New Guinea; a welcoming Mr. Dragon leads visitors into the village
29 Apr 2012 --- Japan , Yokohama City, Sankei-en Garden, traditional dance performer --- Image by © Jose Fuste Raga/Corbis
05 Feb 2013, Kuala Lumpur, Malaysia --- Malaysia, Kuala Lumpur, traditional, dancers, people, --- Image by © Tibor Bognar/Corbis
15 Feb 2011 --- Wooden mask and yellow wall --- Image by © Neil Emmerson/Corbis
She Plays Alone or Girl with Death Mask; Ella Juega Sola o Nina con Mascara de la Muerte. Frida Kahlo (1910-1954) Oil on tin. Signed and dated 1938. 14.9 x 11cm.
Ecatepec, Mexico --- A boy from the crowd sneaks into the ring just before the Luchadores (wrestlers) begin their first match in Ecatepec, Estado de Mexico, June 2004 --- Image by © Adam Wiseman/Corbis
Roman Theater Masks - Roman Mosaic, 2d cent. AD, from the Baths of Decius on the Aventine, Roma, Musei capitolini, Rome --- Image by © Leemage/Corbis
22 Apr 2004, Cove, Benin --- This mask is for the Guedelé dance, a traditional mask dance from Benin. --- Image by © Atlantide Phototravel/Corbis
Cape Town, South Africa --- African Tribal Mask --- Image by © Hoberman Collection/Corbis
23 Sep 1964 --- 1960s Standing Full Length Portrait Of Astronaut In Space Suit And Helmet --- Image by © H. Armstrong Roberts/ClassicStock/Corbis
1928, Tibet, China --- The chief dancer impersonates King Yama, the god of the dead --- Image by © Dr. Joseph F. Rock/National Geographic Creative/Corbis
1931, Tibet, China --- An impersonator of the Yak demon poses in costume --- Image by © Dr. Joseph F. Rock/National Geographic Creative/Corbis
1951, India --- Novice red lamas dressed as demons strike threatening poses on steps --- Image by © Volkmar K. Wentzel/National Geographic Creative/Corbis
1931 --- A Tibetan creature fabled to be a demon --- Image by © Dr. Joseph F. Rock/National Geographic Creative/Corbis
1952, Phnom Penh, Cambodia --- On steps to a throne room, dancers duel in a scene from the Ramayana --- Image by © George W. Long and J. Baylor Roberts/National Geographic Creative/Corbis
03 Mar 2004, Stockholm, Sweden --- Scary Face, Stockholm, Sweden --- Image by © Bruno Ehrs/Corbis
Melbourne, Victoria, Australia --- Mr Moon, the famous facade at the entrance to Luna Park, a St Kilda symbol since 1912. --- Image by © Jon Hicks/Corbis
31 Jan 2010, Versilia, Italy --- Allegorical float in a carnival parade, Viareggio, Italy --- Image by © Atlantide Phototravel/Corbis
Man wearing horse head washing dishes --- Image by © Neumann & Rodtmann/Corbis
25 May 2012 --- girl with raised arms and a leopard mask in a field --- Image by © Andre Schuster/Corbis
24 Nov 2009, New Britain, Papua New Guinea --- Traditional ethnic initiation costume, full-head mask, and full-body grass skirt. The mask is made of coconut fibre, over a framework of wood. The masks most dramatic feature is the strong projecting nose, with tiny eyes above. Witu Island, Papua New Guinea. November 24, 2009 --- Image by © Pat and Rosemarie Keough/Corbis
02 Nov 2012, Mexico --- A celebrant dresses as The Grim Reaper for the Day of the Dead. --- Image by © Tino Soriano/National Geographic Creative/Corbis
20 Jul 2004, Sausalito, California, USA --- Dog wearing superhero costume --- Image by © John Lund/Blend Images/Corbis
Hooded Figure in Plague Doctor Mask --- Image by © Elisa Lazo de Valdez/Corbis
Ecatepec, Mexico --- Amapola (left) & Diabolica pose for a photo before entering the ring in Ecatepec, Estado de Mexico. Mexico, June 2004 --- Image by © Adam Wiseman/Corbis
Italy, Sardinia, Meana Sardo, People in traditional costume and masks in the Sardinian Festival
30 Jul 2013, Java, Indonesia --- Wayang golek (Wayang menak), wooden doll puppet, Indonesia --- Image by © Keren Su/Corbis