Historical Sites in Hardenburgh 3 Historical Sites in Hardenburgh Hardenburgh SearchAll (15)Restaurants (1)Hotels & lodging (2)Parks & nature (3)City Halls & Executive Offices (1)Churches & Places of Worship (3)Historical Sites (3)Balsam Lake Mountain Fire Tower Historical SitesCoykendall Lodge Historical SitesTappan Covered Bridge Historical SitesDry Brook Rd