From the longer Wikipedia page [1]

Treinta y Tres (Spanish pronunciation: [ˈtɾejnta i ˈtɾes]) is a department of Uruguay. Its capital is Treinta y Tres. It is located in the east of the country, bordering the departments of Cerro Largo to the north, Durazno and Florida to the west, Lavalleja and Rocha to the south, while to its east is the lake Laguna Merín separating it from the southernmost end of Brazil.

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