CREATE TABLE table_6442 ("Name" TEXT, "Pinnacle height" TEXT, "Structural type" TEXT, "Main use" TEXT, "Country" TEXT, "Town" TEXT)

Which Country has azeri tv tower?
SELECT "Country" FROM table_6442 WHERE "Name" = 'azeri tv tower'
SELECT "Country" FROM "table_6442" WHERE "Name" = 'azeri tv tower'