Swallow's Nest (Ukrainian: Ластівчине гніздо, translit. Lastivchyne hnizdo; Russian: Ласточкино гнездо, translit. Lastochkino gnezdo); Crimean Tatar: Qarılğaç yuvası) is a decorative castle near Yalta on the Crimean shore in southern Ukraine. It was built between 1911-1912 near Gaspra, on top of 40-meter (130 ft) high Aurora Cliff, to a Neo-Gothic design by the Russian architect Leonid Sherwood. The castle overlooks Ai–Todor cape of the Black Sea and is located near the remnants of the Roman castrum of Charax. Swallow's Nest is one of the most popular visitor attractions in Crimea.