This will be a family-friendly interactive and educational event located at the Austin Nature & Science Center. On-site Arbor Day Activities: Tree Trail Tours – Be one of the first to walk the new tree trail at Austin Nature & Science Center. Kids Climb – Have fun climbing trees! Climbing experts will assist tree climbing with harness and ropes. Nature Craft Table – Park Rangers will be on hand with their Nature Trailer. Come out and make something special and unique! Ask an Arborist Booth – Got tree questions? Ask an arborist. And so much more!