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Sault Ste Marie, Mi located in Chippewa County on the Canada-US border, The Soo Locks date back to the mid 1800's. 90% of the United States Iron Ore move thru the Soo Locks.  Boats are lifted the 21-Foot difference between Lake Superior & Lake Huron. You may notice the bridge to Canada has no vehicles on it due to the border being closed by covid 19
Aerial view of Waterway Locks
Historical bridge over the Pai river in Mae hong son province, Thailand.
railroad bridge over the river
an image of a historic boat that once used to pull cargo and people up the towpath on the Potomac River
A lock on a canal diverting water from the natural flow of the Mississippi River to the east  to overcome the annual variances in water depth on the river in order to maintain the shipping trade in the central United States.  This aerial view is just outside of St. Louis, Missouri on the Illinois side of the river.
Veere, Netherlands - August 2022: One of the heavy steel gates of the canal lock near the town closing, with swirling water
Railway Bridge with Graffiti on Otonabee River, Trans Canada Trail, Peterborough, Canada.
An aerial view of Pine River dam in Minnesota
St Catherine's Lock near Guildford Surrey England Europe
The naviduct is located in Enkhuizen in the Houtribdijk and connects the IJsselmeer with the Markermeer. It is an aqueduct with water-containing sluices in the watercourse. The motorway is led under the lock, which in the new situation is a lock and an aqueduct at the same time.
Ontario, Canada.
Lock of the Lot
Aerial view on the new Reevesluis locks in the Drontermeer between Flevoland and Gelderland, Netherlands with a freight ship and other boats in the lock.
Walking trail overlooking the Vertical Lift Railroad Bridge taken in Bourne, MA. It spans the entire width of the Cape Cod Canal.
Long exposure of a lock on the River Cam at Cambridge.
River Lock #19 on the Mohawk River/Erie Canal.
Artificial harbor basin in Wedel near Hamburg
Massive gate inside the Miraflores locks on the Panama canal
St. Catharines, Canada.
Seen from above, the dam with its beautiful landscape full of water.
Sluice complex with water filled reservoir and sluice complex in Passau (Kachlet) at the Danube River.
Infrastructure
Environmental protection, sewage purification tank
water dam in a Swedish canal
Aerial view on the new Reevesluis locks in the Drontermeer between Flevoland and Gelderland, Netherlands with a freight ship and other boats in the lock.
open lock at panama canal with ship
Aerial view of a hydroelectric power station, green forests, river, lake and highway bridge with cars.
Locks on the Tennessee River.
May 19th. 2024. Stratford Canal Nr. Stratford upon Avon England UK. View from the towpath. Autumn. View of lock gates view from the towpath.
Free Images: "bestof:Bypass Flume head lock 6.jpg en Beginning of a bypass flume around Lock 6 on the Chesapeake and Ohio Canal 5 40 miles on the Towpath This has boards in it like"
Mallard_Picking_a_Blackberry.jpg
Eastern-lock-of-the-Chesapeake-and-Delaware-Canal.jpg
Pieter_Brueghel_the_Elder_-_The_Dutch_Proverbs_-_Google_Art_Project.jpg
barge-canal-man-boat-people-968713.jpg
X-36_Being_Prepared_on_Lakebed_for_First_Flight_DVIDS708016.jpg
Design_Analysis_of_the_F6F-5_Hellcat.png
Map of Chesapeake and Ohio Canal Terminus at Cumberland Maryland in mid 1890s.svg
Design_Analysis_of_the_Lockheed_PV-1_Ventura.png
DePere_Lock_&_Dam_VIEW_NORTHWEST,_lower_gate_of_lock.jpg
Orange lock.svg
BSicon LOCK1u.svg
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Ben_Salem_Lock_Maury_River.jpg
Warwick Bar stop lock.svg
2000_Soo_Locks_Gate_winding_machinery_HAER_MI-322-A-6-2.jpg
Upload protect.svg
John_Constable_-_The_Lock.jpg
John_Constable_A_Boat_Passing_a_Lock.jpg
Illinois_&_Michigan_Canal,_Locks_&_Lockhouse.jpg
Rotation illustration2.svg
John_Constable_-_Study_of_A_boat_passing_a_lock_-_Google_Art_Project.jpg
Photograph of Guardi's Regatta in Venice at the Frick Art Reference Library.jpg
Sigurd.svg
John_Constable_-_The_Lock_(second_Foster_version).jpg
OxygenLevel-1000ma.svg
Swine flu infection exponent by county June 2009.svg
Design_Analysis_of_the_Boeing_B-17G_Flying_Fortress.png
D-558-2_being_towed_on_lakebed.jpg
Design_Analysis_of_the_P-38_Lightning.png
D-558-2_being_mounted_to_P2B-1S_launch_aircraft.jpg
Pittsburgh newspaper consolidation timeline.svg
Swine flu infection exponent by county FluTracker June 2009.svg
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Bypass Flume head lock 6.jpg
Bypass Flume Lock 7 C and O Canal.jpg
Lock_71_on_C_and_O_Canal_from_NPS.jpg
Lock 21 Swains bypass flume lock and waste weir.jpg
Lock_73_on_C_and_O_from_NPS.jpg
Lock_72_on_C_and_O_Canal_from_NPS.jpg
Lock_62_C_and_O_Canal_From_NPS.jpg
Lock_61_chesapeake_and_Ohio_canal_from_NPS.jpg
Lock_75_C_and_O_Canal_From_NPS.jpg
Lock_68_on_C_and_O_Canal_from_NPS.jpg
Lock_64_and_two_thirds_from_NPS.jpg
Lock 14 C and O Canal.jpg
Abandoned Waste Weir at 39.49 miles on Chesapeake and Ohio Canal.jpg
Lock_70_on_C_and_O_Canal_from_NPS.jpg
Lock_67_Darbeys_Lock_from_NPS.jpg
Lock 23 Violettes Lock and Guard Lock no 2 C and O Canal.jpg
Stop Gate on C and O Canal Great Falls.jpg
Lock74onCandOCanal_From_NPS.jpg
Lock 9 on Chesapeake and Ohio Canal.jpg
Lock 15 around 1991 before fixing towpath on Chesapeake and Ohio Canal.png
Shenandoah River Lock on Chesapeake and Ohio Canal.jpg
Goose Creek Lock from Chesapeake and Ohio Canal entering Potomac River.jpg
Goose Creek River Lock Mule Access bridge seen from Towpath on Chesapeake and Ohio Canal.jpg
Goose Creek River Lock inlet mule bridge over Towpath on Chesapeake and Ohio Canal.jpg
Goose Creek River Lock Mule Access bridge seen from Towpath looking downstream on Chesapeake and Ohio Canal.jpg
Waste Weir Small on C and O Canal.jpg
Goose Creek lock bottom gate.jpg
Goose Creek lock middle gate.jpg
Guard_Lock_4_on_C_and_O_Canal_From_NPS.jpg
Chesapeake and Ohio Canal 9 Mile level between 33 and 34 mile marker looking upstream.jpg
Great Falls Feeder Dam (defunct) at approx 14.12 mi for Chesapeake and Ohio Canal.jpg
Towpath 10 mile level from Lock 75 looking towards Cumberland.jpg
Goose Creek lock top gate converted to waste weir.jpg
Lock 8 on Chesapeake and Ohio Canal with towpath.jpg
Lock 36 Chesapeake and Ohio Canal.jpg
Lock_63_and_one_third_on_C_and_O_from_NPS.jpg
Lock 75 Panorama Chesapeake and Ohio Canal.jpg
Lock_35_Chesapeake_and_Ohio_Canal_drawing_gate_hinge_detail_C_and_O_Canal_from_HABS.png
Lock_35_Chesapeake_and_Ohio_Canal_drawing_from_HABS.png
Lock_75_on_Chesapeake_and_Ohio_Canal_from_HABS.png
Lock_71_on_Chesapeake_and_Ohio_Canal_from_HABS.png
Shenandoah_River_Lock_on_Chesapeake_and_Ohio_Canal_from_HABS.tif
Costumed_interpreter_with_a_mule_on_the_canal_towpath_at_the_Chesapeake_and_Ohio_Canal_Lock_20.tiff
Lock 50 C and O Canal.jpg
Great Falls Feeder Culvert and Lock 18 on Chesapeake and Ohio Canal.jpg
Great Falls Feeder Culvert and Lock 18 on Chesapeake and Ohio Canal, arrow indicating inlet culvert.jpg
Lock 13 C and O Canal.jpg
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