Breakneck Brook
... that the state of New York initially refused a gift of 650 acres (260 ha) around Breakneck Brook because it was too rugged to develop as a park?
... that the state of New York initially refused a gift of <span about="#mwt18" data-mw='{"parts":[{"template":{"target":{"wt":"convert","href":"./Template:Convert"},"params":{"1":{"wt":"650"},"2":{"wt":"acre"}},"i":0}}]}' id="mw9A" typeof="mw:Transclusion">650 acres (260</span><span about="#mwt18" typeof="mw:Entity"> </span><span about="#mwt18">ha)</span> around <b id="mw9Q"><a href="./Breakneck_Brook" id="mw9g" rel="mw:WikiLink" title="Breakneck Brook">Breakneck Brook</a></b> because it was too rugged to develop as a park?