CREATE TABLE table_23457 ("Number" FLOAT, "Registration" TEXT, "First flew" TEXT, "Last flew" TEXT, "Flying hours" FLOAT, "Location" TEXT)

at what location is the last flew on 11 june 2000
SELECT "Location" FROM table_23457 WHERE "Last flew" = '11 June 2000'
SELECT "Location" FROM "table_23457" WHERE "Last flew" = '11 June 2000'