At least 18 shelters were damaged.  At least 18 shelters were damaged. (Tony Smyth/CBC)

Toronto police are trying to find some vandals who did thousands of dollars in damage along a stretch of Sheppard Avenue East, early Tuesday morning.

At least 18 bus shelters and one TTC bus were damaged in the spree.

Police say they're not sure what the vandals used to cause the damage.

Anyone with information is asked to call police or Crime Stoppers.