Quaint
Part of speech: adjective
Definition: Having old-fashioned charm. Strange or odd in an interesting, pleasing, or amusing way. Highly incongruous, inappropriate, or illogical; naive, unreasonable -- usually used ironically. Characterized by cleverness or ingenuity; skillfully wrought or artfully contrived. Overly discriminating or needlessly meticulous; fastidious.
Example sentence: We were in Chagrin Falls, Ohio. It's a nice town, but it's aggressively quaint. They've got a popcorn shop above a waterfall and parades that come through town. It's all-American.
Unusual
Part of speech: adjective
Definition: Unlike what is expected; differing in some way from the norm.
Example sentence: Today is a most unusual day, because we have never lived it before; we will never live it again; it is the only day we have.