There are a bunch of trails here. Most start at the base of the water tower. Pick a trail and start exploring. many trails loop back on themselves making it fairly easy to find your way around.
How to get there:
From Albuquerque Take I-25 North past I-40 to Montgomery Rd. Follow Montgomery until you reach Glenwood Hills Rd. Turn left and follow Glenwood Hills Rd. to the watertank. Park here.