 A stream south from Wallpack Center, view from Mountain Road. Delaware Water Gap, New Jersey, March 3, 2007
 View of Delaware River and highways 80 and 311 from Mount Tammany. Delaware Water Gap, New Jersey, March 31, 2007
 Cairns in Sunfish Pond. Delaware Water Gap, New Jersey, March 31, 2007
 Dunnfield Creek near its begenning. Delaware Water Gap, New Jersey, March 31, 2007
 Appalachian Trail above Sunfish Pond. Delaware Water Gap, New Jersey, March 31, 2007
 Torques Trail near Dunnfield Creek. Delaware Water Gap, New Jersey, March 31, 2007
 Upper parts of Dunnfield Creek. Delaware Water Gap, New Jersey, March 31, 2007
 Fire road on the top of Mount Tammany. Delaware Water Gap, New Jersey, March 31, 2007
 A small creek near Mountain Road in Delaware Water Gap. New Jersey, March 3, 2007
 Frozen Buttermilk Falls on Mountain Road in Delaware Water Gap. New Jersey, March 3, 2007
 Dunnfield Creek south from Sunfish Pond. Delaware Water Gap, New Jersey, March 31, 2007
 A creek south from Wallpack Center, view from Mountain Road. Delaware Water Gap, New Jersey, March 3, 2007
 Crossing of Mountain and Brink roads east from Wallpack Center. Delaware Water Gap, New Jersey, March 3, 2007
 Torques Trail near Dunnfield Creek, Worthington State Forest. Delaware Water Gap, New Jersey, March 31, 2007
 A farm west from Hidden Falls, view from Mountain Road. Delaware Water Gap, New Jersey, March 3, 2007
 A small waterfall of Dunnfield Creek south from Sunfish Pond. Delaware Water Gap, New Jersey, March 31, 2007
 Buttermilk Falls. Delaware Water Gap, New Jersey, May 12, 2007
 View of Mount Minsi from Mount Tammany. Delaware Water Gap, New Jersey, March 31, 2007
 View to the west from Rattlesnake Mountain. Delaware Water Gap, New Jersey, May 12, 2007
 Walpack Valley from Rattlesnake Mountain. Delaware Water Gap, New Jersey, May 12, 2007
 Appalachian Trail near Rattlesnake Mountain. Delaware Water Gap, New Jersey, May 12, 2007
 Walpack Valley, view from Mountain Road. Delaware Water Gap, New Jersey, May 12, 2007
 Appalachian Trail on a ridge of Kittatinny Mountains. Delaware Water Gap, New Jersey, May 12, 2007
 Blooming oak on Appalachian Trail south from Rattlesnake Mountain. Delaware Water Gap, New Jersey, May 12, 2007
 Stones on Appalachian Trail south from Rattlesnake Mountain. Delaware Water Gap, New Jersey, May 12, 2007
 A farm in Walpack Valley, view from Mountain Road. Delaware Water Gap, New Jersey, May 12, 2007
 Oaks on Appalachian Trail south from Rattlesnake Mountain. Delaware Water Gap, New Jersey, May 12, 2007
 A waterfall of a creek flowing from Sunfish Pond, near Mine Road. Delaware Water Gap, New Jersey, May 12, 2007
 Gaywings flower (fringed polygala) on Buttermilk Falls Trail. Delaware Water Gap, New Jersey, May 12, 2007
 A waterfall of the creek going fron Sunfish Lake, near Woodcock Bar campground. Delaware Water Gap, New Jersey, April 14, 2007
 Towpath of Delaware and Raritan Canal near Kingston. New Jersey, March 8, 2007
 Towpath of Delaware and Raritan Canal north from Kingston, New Jersey. March 22, 2007
 Delaware and Raritan Canal towpath near Lake Carnegie. Princeton, New Jersey, March 2, 2007
 A trail in Delaware and Raritan Canal State Park. Princeton, New Jersey, March 23, 2007
 A trail in Delaware and Raritan Canal State Park. Kingston, New Jersey, March 28, 2007
 A grotto in Delaware and Raritan Canal State Park between Kingston and Princeton. New Jersey, March 28, 2007
 Delaware and Raritan Canal towpath near Lake Carnegie, at evening. Princeton, New Jersey, March 2, 2007
 Delaware and Raritan Canal State Park east from Washington Road. Princeton, New Jersey, March 13, 2007
 Buds of skunk cabbage in Delaware and Raritan Canal State Park. Kingston, New Jersey, March 23, 2007
 Delaware and Raritan Canal State Park east from Harrison Street. Princeton, New Jersey, March 13, 2007
 Flowers of skunk cabbage in Delaware and Raritan Canal State Park. Kingston, New Jersey, March 27, 2007
 Delaware and Raritan Canal towpath near Lake Carnegie, west from Washington Road. Princeton, New Jersey, March 2, 2007
 A spare part of Kingston Lock in bushes in Delaware and Raritan Canal State Park. Kingston, New Jersey, March 28, 2007
 A road in Delaware and Raritan Canal State Park. Kingston, New Jersey, May 7, 2007
 A path in Delaware and Raritan Canal State Park. Kingston, New Jersey, May 7, 2007
 A towpath of Delaware and Raritan Canal State Park, near Griggstown. New Jersey, May 11, 2007
 A towpath of Delaware and Raritan Canal north from Kingston. New Jersey, April 2, 2007
 A towpath in Delaware and Raritan Canal State Park. Princeton, New Jersey, February 21, 2007
 A road in Delaware and Raritan Canal State Park, north from Griggstown. New Jersey, May 11, 2007
 A path in Delaware and Raritan Canal State Park. North from Kingston, New Jersey, May 7, 2007
 A path between Lake Carnegie and Delaware and Raritan Canal. Princeton, New Jersey, April 9, 2007
 Spillway in Delaware and Raritan Canal State Park. Kingston, New Jersey, February 10, 2007
 Milestone 15/29 in Delaware and Raritan Canal State Park, north from Griggstown. New Jersey, May 11, 2007
 A path between Millstone River and Delaware and Raritan Canal in fog. Kingston, New Jersey, April 2, 2007
 Delaware and Raritan Canal near Institute for Advanced Study. Princeton, New Jersey, February 27, 2007
 A path in Delaware and Raritan Canal State Park, near Carnegie Lake. Kingston, New Jersey, May 4, 2007
 Poison Ivy in Delaware and Raritan Canal State Park, near Carnegie Lake. Kingston, New Jersey, May 4, 2007
 A towpath near Carnegie Lake, in Delaware and Raritan Canal State Park. Kingston, New Jersey, May 10, 2007
 A bud of a tree, with Delaware and Raritan Canal in background, near Harrison Street crossing. Princeton, New Jersey, May 1, 2007
 Young leaves of poison ivy over Delaware and Raritan Canal, near Carnegie Lake. Kingston, New Jersey, May 10, 2007
 A flowering bush and poison ivy over Delaware and Raritan Canal, near Carnegie Lake. Kingston, New Jersey, May 10, 2007
 Flooding in Delaware and Raritan Canal State Park, near Road 27. Kingston, New Jersey, April 16, 2007
 Poison ivy with background of Delaware and Raritan Canal, near Harrison Street crossing. Princeton, New Jersey, May 1, 2007
 A trail in Delaware and Raritan Canal State Park north from Kingston. New Jersey, February 24, 2007
 Tracks on a trail of Delaware and Raritan Canal State Park. Kingston, New Jersey, February 26, 2007
 A towpath near Lake Carnegie, in Delaware and Raritan Canal State Park. Princeton, New Jersey, May 5, 2007
 Snowy trail in Delaware and Raritan Canal State Park. Kingston, New Jersey, February 21, 2007
 Snow on a towpath in Delaware and Raritan Canal State Park. Kingston, New Jersey, February 21, 2007
 Poison ivy on a bark of a tree in Delaware and Raritan Canal State Park. Kingston, New Jersey, May 7, 2007
 A towpath in Delaware and Raritan Canal State Park north from Kingston. New Jersey, February 24, 2007
 A cottage on Lake Carnegie, view from Delaware and Raritan Canal State Park. Princeton, New Jersey, May 5, 2007
 A path in Delaware and Raritan Canal State Park, with a milestone in foreground. North from Kingston, New Jersey, May 7, 2007
 Bird s tracks on a towpath of Delaware and Raritan Canal State Park. Kingston, New Jersey, February 26, 2007
 A mill near Carnegie Lake, view from a dam in Delaware and Raritan Canal State Park. Kingston, New Jersey, May 10, 2007
 Poison ivy in Delaware and Raritan Canal State Park, near Harrison Street crossing. Princeton, New Jersey, May 1, 2007
 Sprouting poison ivy, in Delaware and Raritan Canal State Park, near Carnegie Lake. Princeton, New Jersey, May 5, 2007
 Greenery on a towpath of Delaware and Raritan Canal State Park, near Carnegie Lake. Kingston, New Jersey, May 10, 2007
 Emerging poison ivy, in Delaware and Raritan Canal State Park, near Carnegie Lake. Princeton, New Jersey, May 2, 2007
 A mill, view from a dam in Delaware and Raritan Canal State Park, near Carnegie Lake. Kingston, New Jersey, May 4, 2007
 Buds of maples, in Delaware and Raritan Canal State Park, near Carnegie Lake. Princeton, New Jersey, May 5, 2007
 Poison ivy, in Delaware and Raritan Canal State Park, near Harrison Street crossing. Princeton, New Jersey, May 1, 2007
 A path in Delaware and Raritan Canal State Park, near Washington Road bridge. Princeton, New Jersey, May 3, 2007
 Emerging poison ivy, in Delaware and Raritan Canal State Park, near Carnegie Lake. Kingston, New Jersey, May 4, 2007
 Poison ivy shooting over Lake Carnegie, in Delaware and Raritan Canal State Park. Princeton, New Jersey, May 5, 2007
 Poison ivy in Delaware and Raritan Canal State Park, near Harrison Street crossing. Princeton, New Jersey, May 1, 2007
 Young leaves of poison ivy, in Delaware and Raritan Canal State Park, near Carnegie Lake. Princeton, New Jersey, May 5, 2007
 Poison ivy with budding flowers, in Delaware and Raritan Canal State Park, near Carnegie Lake. Princeton, New Jersey, May 5, 2007
 Sweet gum fruits in snow on a trail in Delaware and Raritan Canal State Park. Princeton, New Jersey, February 20, 2007
 Flooding in Delaware and Raritan Canal State Park, north from Carnegie Lake. Kingston, New Jersey, April 16, 2007
 Sprouting poison ivy, in Delaware and Raritan Canal State Park, near Washington Road bridge. Princeton, New Jersey, May 3, 2007
 Carnegie Lake near Faculty Road, view from Delaware and Raritan Canal State Park. Kingston, New Jersey, May 5, 2007
 A sprout of poison ivy, in Delaware and Raritan Canal State Park, near Harrison Street crossing. Princeton, New Jersey, May 1, 2007
 Delaware and Raritan Canal near Institute for Advanced Study golf course, view from a bridge. Princeton, New Jersey, February 27, 2007
 Leaves of poison ivy, in Delaware and Raritan Canal State Park, near Harrison Street crossing. Princeton, New Jersey, May 1, 2007
 Offshoot of poison ivy, in Delaware and Raritan Canal State Park, near Harrison Street crossing. Princeton, New Jersey, May 1, 2007
 Sprouting poison ivy on a tree, in Delaware and Raritan Canal State Park, near Carnegie Lake. Princeton, New Jersey, May 2, 2007
 Emerging leaves of poison ivy, in Delaware and Raritan Canal State Park, near Carnegie Lake. Princeton, New Jersey, May 2, 2007
 Red and yellow leaves of poison ivy in Delaware and Raritan Canal State Park near Carnegie Lake. Princeton, New Jersey, May 8, 2007
 A marker of a tunnel under Route 27 to towpath in Delaware and Raritan Canal State Park. Kingston, New Jersey, April 16, 2007
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