Kokkinokastro beach, tucked away on the serene island of Alonissos in Greece, is an exquisite destination that captivates visitors with its striking red sand and pebble blend, stretching along the pristine coastline. This beach is renowned for offering an array of activities including swimming in crystal-clear waters, sunbathing under the glistening Aegean sun, exploring nearby sea caves by kayak, and indulging in snorkeling to discover the vibrant underwater life. Despite its natural allure, Kokkinokastro has few amenities, so plan your trip accordingly, although it does have disability access, allows dogs, and is nude-friendly, making it a versatile choice for various types of beachgoers seeking a more natural beach experience.