Toompea Hill is a prominent limestone hill located in the heart of Tallinn, the capital of Estonia. Rising about 20 meters above the surrounding area, it offers stunning views of the city and the Baltic Sea. The hill is historically significant, as it has been a site of settlement since the early medieval period. Atop Toompea Hill, visitors can find several important landmarks, including the Toompea Castle and the Alexander Nevsky Cathedral. The castle serves as the seat of the Estonian Parliament, while the cathedral is an iconic example of Russian Orthodox architecture. The area is a popular destination for tourists and locals alike.