Walden Castle a large force surprised him while he was out hunting, and threatened to hang him in chains over the castle gate. Henry II ordered the castle, with the keep probably still unfinished, to be slighted in 1157. Saffron Walden's streets are shaped by the outline of the castle bailey. Only the ruined core of the castle remains, with most of the stones stolen over the intervening centuries; the castle is a scheduled monument and a Grade I listed building. Walden Castle Walden Castle was a medieval castle in Essex, England, built during the Anarchy of the 12th century. Only the
Walden Pond on both sides of the railroad cut nearest the pond; and, moreover, there are most stones where the shore is most abrupt; so that, unfortunately, it is no longer a mystery to me. I detect the paver. If the name was not derived from that of some English locality -- Saffron Walden, for instance -- one might suppose that it was called originally "Walled-in" Pond. Also in "The Ponds," Thoreau describes incorporeal experiences around the water, both experiences related to him by others and his own. Thoreau, who was well read and a transcendentalist, and therefore presumably intimately familiar with