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Rh distance. The bird may have been in the next field, though it sounded a mile off.

To-day we were walking through Truro, a town of about eighteen hundred inhabitants. We had already come to Pamet River, which empties into the Bay. This was the limit of the Pilgrims' journey up the Cape from Provincetown, when seeking a place for settlement. It rises in a hollow within a few rods of the Atlantic, and one who lives near its source told us that in high tides the sea leaked through, yet the wind and waves preserve intact the barrier between them, and thus the whole river is steadily driven westward butt-end foremost,—fountain-head, channel, and light-house at the mouth, all together.

Early in the afternoon we reached the Highland Light, whose white tower we had seen rising out of the bank in front of us for the last mile or two. It is fourteen miles from the Nauset Lights, on what is called the Clay Pounds, an immense bed of clay abutting on the Atlantic, and, as the keeper told us, stretching quite across the Cape, which is here only about two miles wide. We perceived at once a difference in the soil, for there was an interruption of the desert, and a slight appearance of a sod under our feet, such as we had not seen for the last two days.

After arranging to lodge at the light-house, we rambled across the Cape to the Bay, over a singularly bleak and barren looking country, consisting of rounded hills and hollows, called by geologists diluvial elevations and depressions,—a kind of scenery which has been compared to a chopped sea, though this suggests too sudden a transition. There is a delineation of this very landscape in Hitchcock's Report on the Geology of