Delve deep into what made East Cleveland and North Yorkshire the powerhouse of Britain in the late 19th Century when the region produced over a third of the world's steel.
Explore the villages that grew around the mines and steel plants, many being 'model villages' bult by the mines owners to house the growing number of mine and steel workers.
See how life has changed over the last 100 years with our fascinating timesliders and visit some of the existing mine remains with 3D models of the sites.
Examine our ever growing collection of objects, books and maps with new items added every week, including a weekly mystery object.
Over the coming months we will be adding more information, images and other content, make sure you visit regularly to see what's new.