An antonym for "quay" could be "land." A quay is a structure built along the shore for ships to dock, whereas land refers to the solid ground.
My ship has arrived at the wharf. The wharf is on the north side of the marina.
Holt's Wharf was created in 1910.
Alex Wharf was born in 1975.
Wharf Angel was created in 1936.
Nouakchott Wharf was created in 1966.
Wellsburg Wharf was created in 1836.
The Wharf - Holdings - was created in 1886.
Purdy's Wharf was created in 1990.
Wharf of Windows was created in 2000.
Holt's Wharf ended in 1973.
India Wharf was created in 1807.