tierra

• Earth in the Spanish and Asturian language

• Tierra (computer simulation), a computer simulation of life by the ecologist Thomas S. Ray
• Tierra Entertainment, now known as AGD Interactive, a non-profit game company specializing in remakes of classic adventure games by Sierra Entertainment

• Tierra (film), a 1996 movie by the Spanish filmmaker Julio Medem

• Tierra (band), a Latin R&B band from the 1970s and 1980s

• Tierra (Tierra album), a 1973 album by Tierra
• Tierra (L'Arc-en-Ciel album), a 1994 album by the Japanese rock band L'Arc-en-Ciel

• Tiara, a type of crown or headpiece

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