Estotiland is a region of land appearing on the Zeno map

Zeno map

The Zeno map is a map of the North Atlantic first published in 1558 in Venice by Nicolo Zeno, a descendant of Nicolo Zeno, of the Zeno brothers....

, ostensibly on the western side of the Atlantic Ocean

Atlantic Ocean

The Atlantic Ocean is the second-largest of the world's oceanic divisions. With a total area of about , it covers approximately 20% of the Earth's surface and about 26% of its water surface area...

 in the location of Labrador

Labrador

Labrador is the distinct, northerly region of the Canadian province of Newfoundland and Labrador. It comprises the mainland portion of the province, separated from the island of Newfoundland by the Strait of Belle Isle...

. The map on which it appears was purportedly made in the early 15th century by Antonio Zeno. According to the letters accompanying the map, the existence of Estotiland was learned from fishermen who had sailed across the North Atlantic in the 14th century. Both the map and the accompanying letters are considered by most historians to be 16th century forgeries.

"'Estotiland' is listed, along with Eden and Arcadia, under the heading 'utopia, paradise, heaven, heaven on earth' in Roget's International Thesaurus (New York: Crowell, 1962)"; it is one of the sources for "'Russian' Estoty" in Vladimir Nabokov

Vladimir Nabokov

Vladimir Vladimirovich Nabokov was a multilingual Russian novelist and short story writer. Nabokov wrote his first nine novels in Russian, then rose to international prominence as a master English prose stylist...

's Ada

Ada or Ardor: A Family Chronicle

Ada or Ardor: A Family Chronicle is a novel by Vladimir Nabokov published in 1969.Ada began to materialize in 1959, when Nabokov was flirting with two projects: "The Texture of Time" and "Letters from Terra." In 1965, he began to see a link between the two ideas, finally composing a unified novel...

.