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C&O Canal Lock 20 — Attraction in Potomac

Name
C&O Canal Lock 20
Description
Nearby attractions
Great Falls Tavern Visitor Center
11710 Macarthur Blvd, Potomac, MD 20854
Observation Deck for Washington Aqueduct
Potomac, MD 20854
Chesapeake and Ohio Canal National Historic Park, Great Falls Maryland
11710 Macarthur Blvd, Potomac, MD 20854
C&O Canal Lock 19
Chesapeake and Ohio Canal Towpath, Potomac, MD 20854
Great Falls Overlook Trailhead
Olmsted Island Trail, Potomac, MD 20854
Great Falls
11710 Macarthur Blvd, Potomac, MD 20854
Great Falls Park
9200 Old Dominion Dr, McLean, VA 22102
Great Falls Visitor Center
9200 Old Dominion Dr, McLean, VA 22102
Billy Goat Trail
11710 Macarthur Blvd, Potomac, MD 20854
Great Falls River Mini Loop Trailhead
McLean, VA 22102
Nearby restaurants
Nearby hotels
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Keywords
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C&O Canal Lock 20 things to do, attractions, restaurants, events info and trip planning
C&O Canal Lock 20
United StatesMarylandPotomacC&O Canal Lock 20

Basic Info

C&O Canal Lock 20

Chesapeake and Ohio Canal Towpath, Potomac, MD 20854
4.5(15)
Open 24 hours
Save
spot

Ratings & Description

Info

Cultural
Outdoor
Scenic
Family friendly
Pet friendly
attractions: Great Falls Tavern Visitor Center, Observation Deck for Washington Aqueduct, Chesapeake and Ohio Canal National Historic Park, Great Falls Maryland, C&O Canal Lock 19, Great Falls Overlook Trailhead, Great Falls, Great Falls Park, Great Falls Visitor Center, Billy Goat Trail, Great Falls River Mini Loop Trailhead, restaurants:
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Phone
(301) 739-4200
Website
nps.gov

Plan your stay

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Reviews

Nearby attractions of C&O Canal Lock 20

Great Falls Tavern Visitor Center

Observation Deck for Washington Aqueduct

Chesapeake and Ohio Canal National Historic Park, Great Falls Maryland

C&O Canal Lock 19

Great Falls Overlook Trailhead

Great Falls

Great Falls Park

Great Falls Visitor Center

Billy Goat Trail

Great Falls River Mini Loop Trailhead

Great Falls Tavern Visitor Center

Great Falls Tavern Visitor Center

4.7

(499)

Open until 4:00 PM
Click for details
Observation Deck for Washington Aqueduct

Observation Deck for Washington Aqueduct

4.5

(10)

Open 24 hours
Click for details
Chesapeake and Ohio Canal National Historic Park, Great Falls Maryland

Chesapeake and Ohio Canal National Historic Park, Great Falls Maryland

4.9

(33)

Open 24 hours
Click for details
C&O Canal Lock 19

C&O Canal Lock 19

4.7

(9)

Open 24 hours
Click for details

Things to do nearby

Explore Mall & Monuments By Electric Cart
Explore Mall & Monuments By Electric Cart
Sat, Dec 6 • 2:00 PM
Washington, District of Columbia, 20001
View details
Learn about the assassination of President Lincoln
Learn about the assassination of President Lincoln
Sat, Dec 6 • 7:00 PM
Washington, District of Columbia, 20005
View details
Sunset walking tour of the National Malls icons
Sunset walking tour of the National Malls icons
Sat, Dec 6 • 5:00 PM
Washington, District of Columbia, 20004
View details
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Reviews of C&O Canal Lock 20

4.5
(15)
avatar
3.0
8y

This is a very nice looking visitor center. My friend and I came through the area around 10 a.m on a week day, and probably in the off season so unfortunately nothing but the rest rooms were open. Maps of the location and historical placards / markers were available to tell me more about this site.

The restrooms were very clean and were a welcome site having been riding the trail for 4 days. While sad that the food pavilion was not open at the time, the vending machines were a nice...

   Read more
avatar
5.0
6y

Lock 22 also known as Pennyfield Lock has a nice campground by the river. The Lockhouse can be rented overnight. President Cleveland stayed at the Pennyfield Inn (demolished recently) directly across from the Lock House to go fishing and escape the demands...

   Read more
avatar
3.0
2y

Still a nice park but there isn't water in the canal and the barge and locks no longer function like they did not too many years ago. Very sad, especially with our nation's capital right down the road. Maybe that's why there were so...

   Read more
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Posts

Brendan SullivanBrendan Sullivan
This is a very nice looking visitor center. My friend and I came through the area around 10 a.m on a week day, and probably in the off season so unfortunately nothing but the rest rooms were open. Maps of the location and historical placards / markers were available to tell me more about this site. The restrooms were very clean and were a welcome site having been riding the trail for 4 days. While sad that the food pavilion was not open at the time, the vending machines were a nice consolation.
Jennifer SilbermanJennifer Silberman
Lock 22 also known as Pennyfield Lock has a nice campground by the river. The Lockhouse can be rented overnight. President Cleveland stayed at the Pennyfield Inn (demolished recently) directly across from the Lock House to go fishing and escape the demands of Washington.
Douglas SmithmanDouglas Smithman
Still a nice park but there isn't water in the canal and the barge and locks no longer function like they did not too many years ago. Very sad, especially with our nation's capital right down the road. Maybe that's why there were so few visitors.
See more posts
See more posts
hotel
Find your stay

Pet-friendly Hotels in Potomac

Find a cozy hotel nearby and make it a full experience.

This is a very nice looking visitor center. My friend and I came through the area around 10 a.m on a week day, and probably in the off season so unfortunately nothing but the rest rooms were open. Maps of the location and historical placards / markers were available to tell me more about this site. The restrooms were very clean and were a welcome site having been riding the trail for 4 days. While sad that the food pavilion was not open at the time, the vending machines were a nice consolation.
Brendan Sullivan

Brendan Sullivan

hotel
Find your stay

Affordable Hotels in Potomac

Find a cozy hotel nearby and make it a full experience.

Get the Appoverlay
Get the AppOne tap to find yournext favorite spots!
Lock 22 also known as Pennyfield Lock has a nice campground by the river. The Lockhouse can be rented overnight. President Cleveland stayed at the Pennyfield Inn (demolished recently) directly across from the Lock House to go fishing and escape the demands of Washington.
Jennifer Silberman

Jennifer Silberman

hotel
Find your stay

The Coolest Hotels You Haven't Heard Of (Yet)

Find a cozy hotel nearby and make it a full experience.

hotel
Find your stay

Trending Stays Worth the Hype in Potomac

Find a cozy hotel nearby and make it a full experience.

Still a nice park but there isn't water in the canal and the barge and locks no longer function like they did not too many years ago. Very sad, especially with our nation's capital right down the road. Maybe that's why there were so few visitors.
Douglas Smithman

Douglas Smithman

See more posts
See more posts