Zayachy Island is a small island located in the Neva River in Saint Petersburg, Russia. It is known for its historical significance and natural beauty. The island is home to the famous Peter and Paul Fortress, which was built in the early 18th century and served as a key defensive structure for the city. The island covers an area of approximately 0.5 square kilometers and is accessible by bridges. Visitors can explore its scenic landscapes, historical buildings, and museums. Zayachy Island is a popular destination for tourists and locals alike, offering a glimpse into the rich history of Saint Petersburg.