http://www.bikekinetix.com/t_ny/ny_state/letchworth_sp.php#description

http://www.wnyhikes.com/letchworth/letchworth-state-park.php

http://www.wnyhikes.com/buttermilk-falls/buttermilk-falls.php

http://www.wnyhikes.com/allegany/black-snake.php