The phrase "main landmark" is grammatically correct and can be used in written English.
It refers to a significant or prominent landmark that helps to identify a place or location. Example: "The Eiffel Tower is considered the main landmark of Paris and is a must-see for tourists."
Juba's main landmark is making itself redundant.
The city's main landmark is the Palacio Salvo, a tower that resembles Jules Verne's idea of a space rocket.
A tall brick smokestack, said to have been the chimney of its crematorium, still stands as Swinburne's main landmark.
"Capital en Movimiento" the city declares itself, next to a windblown drawing of its main landmark, the Angel of Independence.
The main entrance is the Porte Narbonnaise (1); straight ahead is the Cité's main landmark, the 12th-century château (23).
The Kapellbrucke (2), a romantic wooden bridge built in 1333, is Lucerne's main landmark, and the most convenient route across the river.
Again, some of the main landmarks may be briefly noted.
Externally, the main landmarks of Assad's life had to do with the struggle against Israel.
Get your bearings Riga is the biggest city in the Baltic states, but most of its main landmarks are within walking distance of the compact city centre.
After realizing that few of the Portuguese names on my map were in regular use by average Macanese, I asked the hotel staff to tell me the Chinese names of a few main landmarks.
Picking up on the city's quasi-masonic web of ley-lines, set out in Pierre l'Enfant's 1791 urban plan, which weave Washington's main landmarks into a sometimes suffocating web, Adjaye has slashed great slots into his facade to align with important features in the surrounding landscape.
