- Elevation, modelled
- 56 m
- Tallest summit within 24.6 miles
- Short Hill Mountain441 m · 24.0 mi
- Nearest byway
- Chesapeake and Ohio Canal Bywayon it
- Sunset, June solstice
- 20:39local time
- Coordinates
- 39.0688, -77.3407
Lock 24: Rileys Lock is a attraction in Maryland, at a modelled 56 m. Short Hill Mountain stands 441 m to the northwest, 24 miles off. The nearest named place is Seneca Quarry, a historic site 0.2 miles away. Chesapeake and Ohio Canal Byway runs past it.
dam in Montgomery County, Maryland, United States
Wikidata Q34863733, referenced by the OpenStreetMap record.
Summits around it
The highest named summits within 24.6 miles of Lock 24: Rileys Lock. Elevation from each summit’s own record; bearing measured between the two coordinates.
| Summit | Bearing | Elevation | Distance |
|---|---|---|---|
| Short Hill Mountain | NW 305° | 441 m | 24.0 mi |
| Signal Mountain | WSW 236° | 413 m | 23.4 mi |
| Sugarloaf Mountain | NNW 348° | 387 m | 13.7 mi |
| White Rock | WSW 237° | 387 m | 23.3 mi |
| Chestnut Peak | SW 236° | 374 m | 22.3 mi |
| Waterford Peak | WNW 303° | 361 m | 14.8 mi |
| Pine Rock | NNW 329° | 346 m | 19.8 mi |
| Griffin Mountain | WSW 240° | 295 m | 24.6 mi |
- On the Chesapeake and Ohio Canal Byway
- 4.7 mi off the Old Georgetown Pike
- 6.7 mi off the Antietam Campaign Byway
- 11.1 mi off the George Washington Memorial ParkwayNational
Overlooks nearby
- Overlook rock, lower · 1 mi
- Overlook rock, high · 1 mi
- Washington Aqueduct Observation Platform · 7 mi
- Great Falls Overlook 1 · 7 mi
Named places within 25 miles
Historic sites
- Seneca Quarry: 0.2 mi
- The River of Blood: 0.6 mi
- Darnestown Confederate Visit: 3.5 mi
- The Cliff Bland Recreation Area: 3.6 mi
- Montgomery County Public Safety Memorial: 6.4 mi
Attractions
- Lock 23: Violettes Lock: 0.7 mi
- Lock 22: Pennyfield Lock: 3.0 mi
- Lock 21: Swains Lock: 5.8 mi
- Riverbend Park Nature Center: 5.8 mi
- Lock 20: 6.9 mi
Peaks
- Nokes Hill: 4.6 mi
- Hunting Hill: 7.7 mi
- Black Hill: 8.5 mi
- Prospect Hill: 8.9 mi
- Stony Hill: 9.9 mi
Museums
- Glenstone Museum: 4.9 mi
- Loudoun Heritage Farm Museum: 5.0 mi
- Mooseum: 6.0 mi
- Reston Museum: 6.9 mi
- Herndon Depot Museum: 7.2 mi
Waterfalls: 5
- Great Falls: 6.8 mi
- Scott's Run Falls: 10.2 mi
- Stubblefield Falls: 10.4 mi
- Brambleton Sign/Water Decoration: 11.8 mi
- Coe Creek: 23.6 mi
Beaches: 4
- Sycamore Beach: 8.0 mi
- Purplehorse Beach: 8.1 mi
- Fishing Shore: 17.0 mi
- Lake Barcroft Beach: 18.5 mi
Rest areas: 3
- Manassas Safety/Rest Area West: 19.7 mi
- Manassas Safety/Rest Area East: 19.8 mi
- Truck Rest Area: 22.0 mi
| Date | Sunrise | Golden hour | Sunset |
|---|---|---|---|
| March equinox | 07:14 | 18:46 | 19:21 |
| June solstice | 05:44 | 19:59 | 20:39 |
| September equinox | 06:58 | 18:33 | 19:08 |
| December solstice | 07:26 | 16:09 | 16:51 |
Local time (America/New_York).
Day trips start here
- Great Falls · 6 mi
- Sterling · 6 mi
- Herndon · 7 mi
- Ashburn · 8 mi
- Gaithersburg · 8 mi
- Potomac · 8 mi
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