What are distinctive features of Eastern Orthodox spirituality?

I'm seeking insights into the distinctive features of Eastern Orthodox spirituality. For those familiar with this tradition, could you provide information on specific aspects that characterize the spiritual experience within Eastern Orthodoxy? This might include elements of communal worship, personal devotional practices, mystical traditions, iconography, or any other aspects that contribute to the unique spiritual identity of Eastern Orthodoxy. Please share knowledge and references to authoritative sources that discuss practices and teachings within the Eastern Orthodox tradition.