* Memorial: This is a concrete noun. It refers to a physical object, a structure built to commemorate someone or something.
* Setting: This is a concrete noun when it refers to a physical place. In this case, the memorial is a physical place with a specific environment.
* Beautiful: This is an adjective describing the setting, not a noun.
* Two: This is a number, not a noun.
* Monuments: This is a concrete noun, referring to physical structures erected as memorials.
In summary: The sentence contains three concrete nouns: "memorial," "setting," and "monuments." There are no abstract nouns in this sentence.