Modern Home Decorating

Here is the list of ornaments
1)Christmas tree topper
2)Christmas balls
3)Christmas lights
4)Twinkle lights
5)glass ornaments
6)Gingerbread men
7)Garland
8)Popcorn strings and other strings of food
What do Christmas ornaments symbolize?

I know what the ones on my family’s tree symbolize, some are purely ornamental and just for the sake of decoration. Others have been handed down through generations.