Karelia's Natural Wonders

This collection highlights the geological and hydrological landmarks of the Sortavala region in Karelia. It features the Ruskeala waterfalls, a series of iron-rich cascades on the Tohmajoki River, and the Marble Canyon, a flooded quarry that provided stone for Saint Petersburg's landmark cathedrals. The list also includes significant glacial lakes like Yanisyarvi and Vakhvayarvi, alongside various observation points and birdwatching towers offering views across the rugged northern forests and the Ladoga skerries.