Luthy Botanical Garden is a small, pleasant garden beside Glen Oak Park, useful for a slower hour in Peoria. Its conservatory and outdoor beds change with the seasons, with flowers, tropical plants, and themed displays giving the city a softer counterpoint to riverfront and museum stops.
This is not a grand destination garden, but it is travel-worthy in context: easy to reach, manageable with children, and close to other park attractions. Visit when you already plan to be in Glen Oak Park or want a low-effort break between bigger Peoria sights.