Toompea Castle is a historic fortress located in Tallinn, the capital of Estonia. It sits atop Toompea Hill, offering stunning views of the city. The castle has a rich history, dating back to the 9th century, and has served various purposes, including as a residence for the ruling class and a military stronghold. Today, Toompea Castle houses the Estonian Parliament, known as the Riigikogu. The castle features impressive architecture, including the iconic Pikk Hermann tower, which is a symbol of Estonian independence. Visitors can explore the surrounding area, which is filled with beautiful parks and historic buildings.