What is the longest street name in the city of Chicago?
It could be: East South Water Street Service Level; the street is labeled this way in the NAVTEQ database and is searchable on most navigation systems that use their maps.
The longest name of any city in the United States is Nuestra Señora la Reina de los Ángeles del Río de Porciúncula, which is referred to simply as Los Angeles. However, the longest name of any city in the world is Taumatawhakatangihangakoauauotamateahaumaitawhitiurehaeaturipukakapikimaungahoronukupokaiwhenuakitanatahu. This city belongs to New Zealand.
The longest city name in the state of California is "Rancho Santa Margarita". Some claim the longest name belongs to Los Angeles as "El Pueblo de Nuestra Senora la Reina de los Angeles de Poriuncula." That may have been the official name under Spanish rule. However, that is not the official name today.
Yes, the noun phrase 'famous street' is made up of the common noun 'street' described by the adjective 'famous'. Example: Park Avenue is a famous street in New York City. Park Avenue is a proper noun, the name of a specific street; the noun 'street' is a common noun, a general word for any street; New York City is a proper noun, the name of a specific city.