Stenbocki maja Stenbocki maja - Stenbock house is a prominent neo-classical building located on Toompea hill, Tallinn Tallinn, the largest city and capital of Estonia (population 440 000). . It is the official seat of the Government of Estonia. - Stenbock house is a prominent neo-classical building located on Toompea hill, Tallinn Tallinn, the largest city and capital of Estonia (population 440 000). . It is the official seat of the Government of Estonia. It was built from 1787 until 1792.