The beach and estate command a strategic position at the mouth of the Firth of Forth, and control of the area has been contested through the ages.
The outbuildings were later purchased by the Royal Navy who established a top-secret research base there during World War I.
Robert Louis Stevenson was related to the Dale family, who still own and farm much of the land around Seacliff today.
Seacliff Harbour is a sheltered spot accessible through a narrow channel, all blasted out of the red sandstone cliffs.
This was constructed in 1890 by Andrew Laidlay, the then laird, who used a steam engine and compressed air to cut the stone.