The undersigned does hereby release and hold harmless the City of Lamar, Colorado, Lamar Partnership Incorporated, their agents, employees, and representatives from and against all liability alleged or asserted against any of them for personal injury or property damage, including all damage, loss, costs, expenses, or stolen items which may result from the undersigned's participation in the above recreational activity. Further, the City of Lamar, Lamar Partnership Incorporated, sponsor, their agents, employees and representatives. This release and wavier shall be binding upon the undersigned and any person claiming by or through the undersigned, and shall be effective in respect of physical defects, whether known or unknown, and pre-existing conditions in respect of the undersigned.