Until January 1st, you can spend the day wandering the garden and viewing their Victorian themed Holiday Flower and Train Show. Trains run on a schedule so be sure to check out the link below for details on that if you are interested. Stick around for the Garden Glow display in the evening to get a dose of holiday lights.
Note that Garden Glow is available until Jan. 4th, and there are certain dates between now and Jan. 1st when one or more of these activities will be unavailable. For more details on the events and tickets please refer to the links below:
General Availability) https://www.missouribotanicalgarden.org/tickets#17242
Holiday Flower and Train Show) https://www.missouribotanicalgarden.org/holiday-flower-and-train-show-3312