The phrase "amazing hill" is correct and usable in written English.
You can use it to describe a hill that is impressive or extraordinary in some way, often in a scenic or recreational context.
Example: "We hiked to the top of the amazing hill and were rewarded with breathtaking views of the valley below."
Alternatives: "incredible hill" or "fantastic hill".
Bucovina is a dreaming land situated in the North-East of Romania, between mountains, green amazing hills and rivers.
And its bone structure is amazing: steep hills, picturesque architecture and cute streets that would be thronged were it a few miles south on the coast.
Later that day, we drove through the narrow archway entrance of the Carmona parador, another Arab fortress, this one set high on a hill, offering amazing views.
The director Roger Michell, who proved himself to be fluid and fluent with amazing coincidences in "Notting Hill," handles the series of vendettas between these two enemies skillfully.
The cellar door of Marion's Vineyard is a cosy shed full of the owner's Ralph Steartworksfluenced astwells as well amazinging wines, while Goaty Hill is a magnificent spot for lunch.
It is to Hill's amazing credit (and, since this is "based on a true story," probably to Diveroli's as well) that watching this loathsome person is so addictive.
There are two cottages to choose from as well as the Shearer's quarters and JR's Hut – an architecturally designed A-frame construction perched on the top of a hill with amazing views of the Murrumbidgee river.
Hill is the son of former Los Angeles Rams' tight end David Hill, and nephew of Jim, the local CBS sportscaster icon ("Details of Hill's amazing catch after our live report on the dumpster fire in Topanga!").
This seven-mile circuit offers amazing views over the hills of Le Marche to the Adriatic, north to the Gran Sasso and of the Sibillini mountains.
