atop

“He has a handsome face, still bearded in the midst of a mostly clean-shaving nation, and with the white hairs prevalent on the cheeks and temples; his head is bald atop, though hardly from the uneasiness of wearing a crown.”

“The envoy found the French king playing the part of horse while his young son rode atop.”

“He sat atop the mountain, waiting for the end of the world.”

“For example, when trailers containing new automobiles were first piggybacked two areas of potential damage became evident: (1) diesel locomotive exhaust left a film of oil on the new autos; and (2) auto windshields could be scarred or cracked by the metal-tipped "tell-tales" which warn men atop trains of oncoming bridges or tunnels.”

“He sat atop of the mountain, waiting for the end of the world.”