 view gallery 0 km
|   C&O Canal - Lock #11
in Waterway Locks, Planes and Lifts Lock #11 (of 74) on the Chesapeake & Ohio Canal - Seven Locks #4 - Mile 8.97 posted by:  ParrotRob location: Maryland date approved: 5/17/2006 last visited: 7/4/2013 |
 view gallery E0.3 km
| C&O Canal - Lock #10 in Waterway Locks, Planes and Lifts Lock #10 (of 74) on the Chesapeake and Ohio Canal - Seven Locks #3 - Mile 8.79 posted by: ParrotRob location: Maryland date approved: 5/17/2006 last visited: 7/4/2013 |
 view galleryE0.5 km | C&O Canal - Lock #9 in Waterway Locks, Planes and Lifts Lock #9 (of 74) on the Chesapeake & Ohio Canal - Seven Locks #2 - Mile 8.70 posted by: ParrotRob location: Maryland date approved: 5/17/2006 last visited: 7/4/2013 |
 view gallery W0.5 km
| C&O Canal - Lock #12 in Waterway Locks, Planes and Lifts Lock #12 (of 74) on the Chesapeake & Ohio Canal - Seven Locks #5 - Mile 9.29 posted by: ParrotRob location: Maryland date approved: 5/17/2006 last visited: 7/4/2013 |
 view galleryW0.6 km | C&O Canal - Lock #13 in Waterway Locks, Planes and Lifts Lock #13 (of 74) on the Chesapeake & Ohio Canal - Seven Locks #6 - Mile 9.37 posted by: ParrotRob location: Maryland date approved: 5/17/2006 last visited: 7/4/2013 |
 view galleryW0.8 km | C&O Canal - Lock #14 in Waterway Locks, Planes and Lifts Lock #14 (of 74) on the Chesapeake & Ohio Canal - Seven Locks #7 - Mile 9.47 posted by: ParrotRob location: Maryland date approved: 5/17/2006 last visited: 7/4/2013 |
 view galleryE1 km | C&O Canal - Lock #8 in Waterway Locks, Planes and Lifts Lock #8 (of 74) on the Chesapeake & Ohio Canal - Seven Locks #1 - Mile 8.33 posted by: ParrotRob location: Maryland date approved: 5/17/2006 last visited: 7/4/2013 |
 view galleryE3.1 km | C&O Canal - Lock #7 in Waterway Locks, Planes and Lifts Lock #7 (of 74) on the Chesapeake & Ohio Canal - Chataqua Lock - Mile 7.00 posted by: ParrotRob location: Maryland date approved: 5/17/2006 last visited: 12/14/2013 |
 view gallery SE4 km
|  C&O Canal Towpath - Cabin John MD
in Lonely Chimneys This chimney can be found along the C&O Canal towpath about half way between mile marker 6 and 7. posted by:  akern.geo location: Maryland date approved: 1/3/2010 last visited: 8/9/2013 |
 view gallerySE5.1 km | C&O Canal - Lock #6 in Waterway Locks, Planes and Lifts Lock #6 (of 74) on the Chesapeake & Ohio Canal - Magazine Lock - Mile 5.40 posted by: ParrotRob location: Maryland date approved: 5/16/2006 last visited: 8/9/2013 |
 view gallery SW5.6 km
|  McLean Duo at Dulles Toll road and 123
in Water Towers A brother and sister water tower photo, taken from Capital One Drive parking lot and 123 in McLean, Va. posted by: DoUW4W location: Virginia date approved: 7/23/2008 last visited: never |
 view gallerySE5.6 km | C&O Canal - Lock #5 in Waterway Locks, Planes and Lifts Lock #5 (of 74) on the Chesapeake & Ohio Canal - Brookmont Lock - Mile 5.02 posted by: ParrotRob location: Maryland date approved: 5/16/2006 last visited: 8/9/2013 |
 view gallerySE6 km |  Dalecarlia Tunnel B&O Railroad
in Abandoned Train Tunnels The Dalecarlia Tunnel, built in 1910 as part of the Georgetown Branch of the B&O Railroad, was closed to trains in 1985 and is now part of the Capital Crescent bike/hike trail that extends 7 miles from Georgetown to Silver Spring, Maryland. posted by: whitechalk location: Maryland date approved: 10/17/2011 last visited: 7/30/2014 |
 view galleryW6.4 km | C&O Canal - Lock #15 in Waterway Locks, Planes and Lifts Lock #15 (of 74) on the Chesapeake and Ohio Canal - Six Locks #1 - Mile 13.45 posted by: ParrotRob location: Maryland date approved: 6/3/2006 last visited: 6/3/2012 |
 view galleryW6.6 km | C&O Canal - Lock #16 in Waterway Locks, Planes and Lifts Lock #16 (of 74) on the Chesapeake and Ohio Canal - Six Locks #2 - Mile 13.63 posted by: ParrotRob location: Maryland date approved: 6/3/2006 last visited: 6/3/2012 |
 view galleryW6.9 km | Lock #1, Patowmack Canal, Great Falls ,Virginia in Waterway Locks, Planes and Lifts This is one of five locks on the historic Patawmack Canal. posted by:  NevaP location: Virginia date approved: 6/23/2008 last visited: 6/23/2013 |
 view galleryW7.1 km | C&O Canal - Lock #17 in Waterway Locks, Planes and Lifts Lock #17 (of 74) on the Chesapeake and Ohio Canal - Six Locks #3 - Mile 13.99 posted by: ParrotRob location: Maryland date approved: 6/3/2006 last visited: 6/3/2012 |
 view gallery NW7.2 km
| C&O Canal - Lock #18 in Waterway Locks, Planes and Lifts Lock #18 (of 74) on the Chesapeake and Ohio Canal - Six Locks #4 - Mile 14.09 posted by: ParrotRob location: Maryland date approved: 6/3/2006 last visited: 6/3/2012 |
 view galleryNW7.2 km | C&O Canal - Lock #19 in Waterway Locks, Planes and Lifts Lock #19 (of 74) on the Chesapeake and Ohio Canal - Six Locks #1 - Mile 14.17 posted by: ParrotRob location: Maryland date approved: 6/3/2006 last visited: 6/3/2012 |
 view galleryNW7.2 km | C&O Canal - Lock #20 in Waterway Locks, Planes and Lifts Lock #20 (of 74) on the Chesapeake and Ohio Canal - Six Locks #6 / Tavern Lock - Mile 14.30 posted by: ParrotRob location: Maryland date approved: 6/3/2006 last visited: 11/3/2013 |
 view galleryNW7.2 km |  Washington Aqueduct - Great Falls, MD
in Ancient Aqueducts The Washington aqueduct was originally built in 1860's to provide water to Washington, D.C. This is the location of the original one, where you can see some of the ruins. Upstream about 100 feet is the newer one, which still provides water to D.C. posted by: Hikenutty location: Maryland date approved: 6/30/2008 last visited: 3/12/2011 |
 view gallerySW7.7 km | Clydes Mega Tower in Tysons Corner in Water Towers Over looking Leesburg Pike and Tysons Corner in McLean Va. posted by: DoUW4W location: Virginia date approved: 7/23/2008 last visited: never |
 view galleryNW9 km | C&O Canal - Lock #21 in Waterway Locks, Planes and Lifts Lock #21 (of 74) on the Chesapeake and Ohio Canal - Swain's Lock - Mile 16.64 posted by: ParrotRob location: Maryland date approved: 6/3/2006 last visited: 6/3/2012 |
 view galleryE10.9 km |  Peirce Mill Dam - Washington, D.C.
in Water Dams Peirce Mill Dam, completed in 1906 to create a scenic waterfall on Rock Creek, is located in Washington, D.C., USA. posted by: Marine Biologist location: District of Columbia date approved: 7/8/2008 last visited: 9/8/2013 |
 view gallerySE11.4 km |  Ellipse Fountain - Arlington, VA
in Fountains A fountain in the ellipse in Arlington Virginia. posted by: geobwong2k location: Virginia date approved: 4/25/2007 last visited: 6/17/2007 |
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