The Coalition of American Canyoneers (CAC) has been requested by various land managers to gather information concerning graffiti, trash and other damage to canyons around the USA. Please fill out this form as you discover such problems. https://forms.gle/SzsAdokS4sUZ6yDb9.The information will be forwarded to the appropriate land manager. And as always, please join the CAC, there is no charge. https://www.americancanyoneers.org/join-now/.
Thanks for keeping our canyons pristine.