A decorative system comprising: a container or housing which includes a bottom for defining an inner surface area and at least one sidewall; and at least one replaceable decorative ornament assembly, each decorative ornament assembly having a respective visual design creating a corresponding respective environmental theme, the at least one decorative ornament assembly comprising a first decorative ornament assembly having a first visual design with a corresponding first environmental theme; each respective decorative ornament assembly comprising a base and one or more decorative elements, the base having a bottom as well as an outer periphery, the base forming a solid structure to which said one or more decorative elements are permanently affixed in position thereon and upwardly depend therefrom without the aid of a separate supporting structure, at least one of said decorative elements being located away from said outer periphery of said base with the bottom of the base having the same size and shape as that of the bottom inner surface area of the housing; wherein each respective decorative ornament assembly is selectively and independently receivable within said housing such that said bottom inner surface area of said housing is entirely covered by the bottom of said base of said respective ornament assembly with the outer periphery of the respective ornament assembly base abutting said at least one sidewall of the housing when a selected ornament assembly is seated within said housing; wherein each respective decorative ornament assembly is structurally designed to be selectively removable from said housing by means of grabbing said at least one of said decorative elements located away from said base outer periphery in order to lift out said respective ornament assembly from said housing. a container or housing which includes a bottom for defining an inner surface area and at least one sidewall; and at least one replaceable decorative ornament assembly, each decorative ornament assembly having a respective visual design creating a corresponding respective environmental theme, the at least one decorative ornament assembly comprising a first decorative ornament assembly having a first visual design with a corresponding first environmental theme; each respective decorative ornament assembly comprising a base and one or more decorative elements, the base having a bottom as well as an outer periphery, the base forming a solid structure to which said one or more decorative elements are permanently affixed in position thereon and upwardly depend therefrom without the aid of a separate supporting structure, at least one of said decorative elements being located away from said outer periphery of said base with the bottom of the base having the same size and shape as that of the bottom inner surface area of the housing; wherein each respective decorative ornament assembly is selectively and independently receivable within said housing such that said bottom inner surface area of said housing is entirely covered by the bottom of said base of said respective ornament assembly with the outer periphery of the respective ornament assembly base abutting said at least one sidewall of the housing when a selected ornament assembly is seated within said housing; wherein each respective decorative ornament assembly is structurally designed to be selectively removable from said housing by means of grabbing said at least one of said decorative elements located away from said base outer periphery in order to lift out said respective ornament assembly from said housing.