Wyoming Road Maps, Wyoming Road Condition Photos, & Highway RV Travel Itineraries
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Wyoming United States #20
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Km |
Miles |
Road Item |
Road Summary |
| 0.0
(294.2) |
0.0
(182.8) |
 |
Welcome to Wyoming |
| 0.0
(294.2) |
0.0
(182.8) |
City of Shoshoni - elevation 4820 feet
 |
Junction of highway # 789 & highway #20 NOTE highway # 20 overlaps highway #26 at this point east.
|
| 0.7
(293.5) |
0.4
(182.4) |
Roadside turnout picnic area
|
Picnic tables with shelters, west side of highway. |
| 6.7
(287.5) |
4.2
(178.7) |
View from highway
 |
Driving east. |
| 13.6
(280.6) |
8.5
(174.4) |
View from highway
 |
Looking at Wyoming's wild flowers in full bloom. |
| 22.1
(272.1) |
13.7
(169.1) |
Roadside turnout
|
Paved no services, both sides of highway. |
| 32.8
(261.4) |
20.4
(162.4) |
Community of Moneta - elevation 5428 feet
|
Junction of highway #176, north to communities of Lysite, Lost Cabin.
|
| 33.9
(260.3) |
21.1
(161.8) |
Access to Castle Gardens
|
South of highway 28 miles |
| 50.2
(244.0) |
31.2
(151.6) |
Point of Information
|
Natrona County, western boundary.
|
| 51.6
(242.6) |
32.1
(150.8) |
Roadside turnout
|
Paved no services, both sides of highway.
|
| 55.1
(239.1) |
34.2
(148.6) |
View from highway
 |
Driving east.
|
| 63.1
(231.1) |
39.2
(143.6) |
Community of Hiland
|
Elevation 5998 feet. |
| 73.2
(221.0) |
45.5
(137.3) |
Roadside turnout Rest Area
|
Picnic tables, toilets, telephone, north side of highway. |
| 77.6
(216.6) |
48.2
(134.6) |
Community of Waltman
|
Elevation 6071 feet.
|
| 78.0
(216.2) |
48.5
(134.3) |
Roadside turnout
|
Paved no services, south side of highway |
| 85.9
(208.3) |
53.4
(129.4) |
Access to Hell's Half Acre
 |
South side of highway. Hell's Half Acre - This unique setting of natural beauty covers approximately 320 acres. Investigation has confirmed that in former days the Indians drove great herds of buffalo into this depression for slaughter. Flint arrowheads and buffalo bones have been found here. A detachment of Captain B.L.E. Bonneyvill's party visited this site in July 1833. |
| 85.9
(208.3) |
53.4
(129.4) |
 |
Hell's Half Acre
|
| 85.9
(208.3) |
53.4
(129.4) |
 |
Looking at Hell's Half Acre |
| 86.3
(207.9) |
53.6
(129.2) |
Access to campground
|
South side of highway. |
| 95.1
(199.1) |
59.1
(123.7) |
Community of Powder River - elevation 5714 feet
|
Junction of County roadway #106 north & roadway #211, south of highway. |
| 97.1
(197.1) |
60.3
(122.5) |
Junction of Natrona county roadway #210
|
North of highway.
|
| 115.1
(179.1) |
71.5
(111.3) |
View from highway
 |
Driving east.
|
| 117.2
(177.0) |
72.8
(110.0) |
Access to Gold Eye Wildlife Area
|
North of highway. |
| 119.1
(175.1) |
74.0
(108.8) |
View from highway
 |
Driving east. |
| 128.1
(166.1) |
79.6
(103.2) |
Junction of Natrona county Roadway #125
|
North of highway. |
| 135.2
(159.0) |
84.0
(98.8) |
Junction of Natrona county Roadway #208
|
South of highway. |
| 137.1
(157.1) |
85.2
(97.6) |
Junction of Natrona county Roadway #110 north & 206 south
|
|
| 141.8
(152.4) |
88.1
(94.7) |
Access to Casper International Airport
|
|
| 142.3
(151.9) |
88.4
(94.4) |
Junction of Natrona county Roadway #204
|
South side of highway. |
| 144.3
(149.9) |
89.7
(93.1) |
Junction of Natrona county Roadway #119
|
North side of highway.
|
| 147.6
(146.6) |
91.7
(91.1) |
Junction of Interstate highway #25 business loop
 |
Junction of highway #87, north to community Bar Nunn
|
| 148.5
(145.7) |
92.3
(90.5) |
Junction of Natrona county Roadway #127
|
|
| 148.9
(145.3) |
92.5
(90.3) |
Services at highway
|
Fuel gas, diesel, south side of highway. |
| 149.7
(144.5) |
93.0
(89.8) |
Community of Mills
|
Elevation 5123 feet.
|
| 150.5
(143.7) |
93.5
(89.3) |
Junction of highway #220 & #258
|
South to the community of Alcova, via highway #220. |
| 150.6
(143.6) |
93.6
(89.2) |
Wyoming Blvd.
|
Access to Fort Casper National Historic Site, south of highway. In 1859, Louis Guinard built a trading post and a bridge near the point where the Mormon Pioneer Company crossed the North Platte River in 1847. The Pony Express also established a station at this complex. Pony riders crossed the North Platte River |
| 151.7
(142.5) |
94.3
(88.5) |
Point of Information
|
Crossing Casper Creek. |
| 153.1
(141.1) |
95.1
(87.7) |
City of Casper
 |
Elevation 5123 feet. |
| 153.7
(140.5) |
95.5
(87.3) |
Junction of highway #220 ( Poplar Street )
|
Access to Casper Mountain Recreation area, access to interstate #25 |
| 154.1
(140.1) |
95.8
(87.1) |
Point of Information
 |
Crossing the North Platte River |
| 154.7
(139.5) |
96.1
(86.7) |
Center Street
 |
Casper business area. |
| 155.5
(138.7) |
96.6
(86.2) |
Access to Interstate highway #25
|
|
| 158.4
(135.8) |
98.4
(84.4) |
Access to Interstate highway #25
|
|
| 158.8
(135.4) |
98.7
(84.1) |
View from highway
 |
Driving east |
| 160.1
(134.1) |
99.5
(83.3) |
Junction of highway #258
|
Access to interstate highway #25. |
| 163.8
(130.4) |
101.8
(81.0) |
Junction of Natrona county Roadway #602
|
North of highway |
| 164.5
(129.7) |
102.2
(80.6) |
Junction of highway #256 & #253
|
Highway #256, north of highway, highway #253, south of highway.
|
| 168.1
(126.1) |
104.5
(78.4) |
Access to Edness K. Wilkins State Park
|
North of highway. Edness K. Wilkins State Park is a serene day-use park located 6 miles east of Casper off Interstate 25 where families, nature lovers and those looking for solitude can enjoy the huge old cottonwoods as they cast reflections on the historic North Platte River and lend shade to visitors. A pond, with its sandy beach, is an oasis in the summer months and the North Platte River provides a natural habitat for a variety of wildlife, and for fishing, canoeing and rafting. Today a visitor can utilize picnic tables, grills, group shelters, playgrounds and a launching ramp for canoes or rafts. |
| 169.1
(125.1) |
105.1
(77.7) |
Junction of Natrona county Roadway #604
|
North of highway
|
| 176.8
(117.4) |
109.9
(73.0) |
Point of Information
|
Conversr County, western boundary.
|
| 176.9
(117.3) |
109.9
(72.9) |
Community of Parkerton
|
|
| 177.9
(116.3) |
110.5
(72.3) |
Junction of Converse County roadway #21
|
North of highway. |
| 180.1
(114.1) |
111.9
(70.9) |
View from highway
 |
Driving east. |
| 184.4
(109.8) |
114.6
(68.2) |
Junction of Converse County roadway #22
|
|
| 191.6
(102.6) |
119.1
(63.8) |
View from highway
 |
Driving east. |
| 191.8
(102.4) |
119.2
(63.6) |
Community of Glenrock
|
Elevation 5009 feet. |
| 192.9
(101.3) |
119.9
(62.9) |
Junction of highway #95
|
North to community of Rolling Hills. |
| 193.0
(101.2) |
119.9
(62.9) |
Rock of the Glen roadside turnout with historical marker sign
 |
Paved turnout, south side of highway. 'Rock of Glen - On July 26, 1842, John C. Freemont's first expedition to the far West guided by Kit Carson with Joseph Bissonette as interpreter. Also Al Maxwell, as hunter, camped in this rocky glen. Names and dates of many of the 300,000 travellers of the Oregon Trail are here.' Area with names of these travellors - 200 yards South of highway. - Photo, looking south at Rock of the Glen from highway turnout.
|
| 193.0
(101.2) |
119.9
(62.9) |
Rock of the Glen
 |
View from Rock of the Glen, looking at the south side of Rock of the Glen where the early pioneers carved their names in the rock as they passed by.
|
| 193.0
(101.2) |
119.9
(62.9) |
Rock of the Glen
 |
Photo taken at Rock of the Glen showing historical dates carved in stone by early pioneers |
| 193.2
(101.0) |
120.1
(62.8) |
Access to museum in Glen Rock
|
South side of highway.
|
| 193.9
(100.3) |
120.5
(62.3) |
South Port Street
|
Business area of Glenrock. South access to Interstate #25.
|
| 194.2
(100.0) |
120.7
(62.1) |
Services at highway
|
Fuel, diesel - South side of highway. |
| 194.3
(99.9) |
120.7
(62.1) |
Point of Information
|
Crossing Deer Creek. |
| 194.4
(99.8) |
120.8
(62.0) |
Access to Glenrock Town Park
|
North side of highway. |
| 194.5
(99.7) |
120.9
(62.0) |
Converse County Roadway #18
|
South side of highway. |
| 199.0
(95.2) |
123.7
(59.2) |
Junction of Wyoming Highway #90
|
South side of highway |
| 200.3
(93.9) |
124.5
(58.3) |
 |
Access to North Platte River Recreational State Area. |
| 208.2
(86.0) |
129.4
(53.4) |
Exit #156 - Bixby Road
|
|
| 208.6
(85.6) |
129.6
(53.2) |
Photo
|
View from highway.
|
| 209.1
(85.1) |
129.9
(52.9) |
Point of Information
|
Crossing Boxelder Creek. |
| 211.7
(82.5) |
131.6
(51.3) |
Exit #154
|
Barber Road |
| 213.3
(80.9) |
132.5
(50.3) |
Access to turnout
|
Parking area, paved with garbage stand - South side of highway. |
| 214.9
(79.3) |
133.5
(49.3) |
Exit #151
|
Natural Bridge. Roadside turnout, paved - North side of highway. |
| 217.7
(76.5) |
135.3
(47.5) |
Exit #150
|
Inez Road |
| 221.7
(72.5) |
137.8
(45.1) |
 |
View from highway. |
| 222.5
(71.7) |
138.3
(44.6) |
Point of Information
|
Crossing La Prele Creek. |
| 224.7
(69.5) |
139.6
(43.2) |
Exit #146
|
La Prele Road
|
| 234.0
(60.2) |
145.4
(37.4) |
Point of Information
|
Crossing North Platte River. |
| 239.7
(54.5) |
148.9
(33.9) |
 |
View from highway. |
| 241.4
(52.8) |
150.0
(32.8) |
Exit #135
|
Community of Douglas. Visitor Information Center. |
| 243.2
(51.0) |
151.1
(31.7) |
 |
Auto Tour Routes sign. Interstate #25 travels the same path as Oregon Trail, California Trail, Morman's Pioneer Trail and the Pony Express Trail. All trails are National Historical Auto Tour Routes |
| 245.4
(48.8) |
152.5
(30.3) |
 |
View from highway looking South.
|
| 251.2
(43.0) |
156.1
(26.7) |
Large roadside turnout, no services
|
South side of highway. |
| 254.2
(40.0) |
158.0
(24.9) |
Exit #126.
 |
Junction of Highway #18 East. Access to communities of Shawnee, Lost Springs and Keeline.
|
| 258.5
(35.7) |
160.6
(22.2) |
Exit #140 - Junction of Highway #59
|
North of highway. Access to community of Douglas. North to Fort Fetterman State Historic Site. Fort Fetterman, located approximately eleven miles northwest of Douglas, Wyoming, is situated on a plateau above the valleys of LaPrele Creek and the North Platte River.
The fort was established as a military post on July 19, 1867, because of conditions that existed on the Northern Plains at the close of the Civil War. Civilization was advancing across the frontier along the line of the Union Pacific Railroad and the fort was needed as a major supply point for the army operating against the Indians. |
| 294.2
(0.0) |
182.8
(0.0) |
Junction of Highway #20 & Interstate #25
|
Note, overlap of highway #20 leaves Interstate #25 and heads east. East to communities of Orin, Lusk. Start/finish of highway travel guide. |
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