Summary:  335.2 miles (8 hours, 23 minutes)
| 
   Time  | 
  
   Mile  | 
  
   Instruction  | 
  
   For  | 
  
   Toward  | 
 
| 
   6:00
  AM  | 
  
   0.0  | 
  
   Depart
  Cheyenne on House Ave (North)  | 
  
   21
  yds  | 
  
      | 
 
| 
   6:00
  AM  | 
  
   0.1  | 
  
   Turn
  LEFT (West) onto E 21st St  | 
  
   120
  yds  | 
  
      | 
 
| 
   6:01
  AM  | 
  
   0.1  | 
  
   Turn
  RIGHT (North) onto US-85 [Warren Ave]  | 
  
   2.6
  mi  | 
  
      | 
 
| 
   6:05
  AM  | 
  
   2.7  | 
  
   Turn
  RIGHT (North) onto Ramp  | 
  
   0.2
  mi  | 
  
      | 
 
| 
   6:05
  AM  | 
  
   2.9  | 
  
   Merge
  onto I-25 [US-85] (North)  | 
  
   52.3
  mi  | 
  
      | 
 
| 
   6:54 AM  | 
  
   55.2  | 
  
   Rest break (10 mins)  | 
  
      | 
  
      | 
 
| 
   7:04
  AM  | 
  
   55.2  | 
  
   At
  I-25 Exit 65, stay on I-25 [US-87] (North)  | 
  
   54.6
  mi  | 
  
      | 
 
| 
   7:55 AM  | 
  
   109.8  | 
  
   Rest break (10 mins)  | 
  
      | 
  
      | 
 
| 
   8:05
  AM  | 
  
   109.8  | 
  
   Stay
  on I-25 [US-26] (North-West)  | 
  
   6.4
  mi  | 
  
      | 
 
| 
   8:11
  AM  | 
  
   116.2  | 
  
   At
  I-25 Exit 126, turn off onto Ramp  | 
  
   0.2
  mi  | 
  
      | 
 
| 
   8:11
  AM  | 
  
   116.3  | 
  
   Turn
  RIGHT (East) onto US-18 [US-20]  | 
  
   36.9
  mi  | 
  
      | 
 
| 
   8:55 AM  | 
  
   153.3  | 
  
   Rest break (10 mins)  | 
  
      | 
  
      | 
 
| 
   9:05
  AM  | 
  
   153.3  | 
  
   Stay
  on US-18 [US-20] (East)  | 
  
   5.3
  mi  | 
  
      | 
 
| 
   9:11
  AM  | 
  
   158.6  | 
  
   Turn
  RIGHT (East) onto US-20 [E 3rd St]  | 
  
   0.2
  mi  | 
  
      | 
 
| 
   9:12
  AM  | 
  
   158.8  | 
  
   Turn
  RIGHT (South) onto Local road(s)  | 
  
   32
  yds  | 
  
      | 
 
| 
   9:12
  AM  | 
  
   158.8  | 
  
   Arrive
  Lusk  | 
  
      | 
  
      | 
 
| 
   10:12
  AM  | 
  
   158.8  | 
  
   Depart
  Lusk on Local road(s) (North)  | 
  
   32
  yds  | 
  
      | 
 
| 
   10:12
  AM  | 
  
   158.8  | 
  
   Turn
  LEFT (West) onto US-20 [E 3rd St]  | 
  
   0.2
  mi  | 
  
      | 
 
| 
   10:12
  AM  | 
  
   159.0  | 
  
   Turn
  RIGHT (North) onto US-18 [S Cedar St]  | 
  
   41.0
  mi  | 
  
      | 
 
| 
   11:02 AM  | 
  
   200.0  | 
  
   Rest break (10 mins)  | 
  
      | 
  
      | 
 
| 
   11:12
  AM  | 
  
   200.0  | 
  
   Stay
  on US-18 [US-85] (North-East)  | 
  
   5.2
  mi  | 
  
      | 
 
| 
   11:18
  AM  | 
  
   205.3  | 
  
   Continue
  (North) on US-85  | 
  
   36.8
  mi  | 
  
      | 
 
| 
   12:02 PM  | 
  
   242.1  | 
  
   Rest break (10 mins)  | 
  
      | 
  
      | 
 
| 
   12:12
  PM  | 
  
   242.1  | 
  
   Stay
  on US-85 (North)  | 
  
   41.7
  mi  | 
  
      | 
 
| 
   12:40 PM  | 
  
   265.1  | 
  
   Entering South Dakota  | 
  
      | 
  
      | 
 
| 
   1:02 PM  | 
  
   283.8  | 
  
   Rest break (10 mins)  | 
  
      | 
  
      | 
 
| 
   1:12
  PM  | 
  
   283.8  | 
  
   Stay
  on US-85 [US-14 Alt] (East)  | 
  
   5.0
  mi  | 
  
      | 
 
| 
   1:18
  PM  | 
  
   288.8  | 
  
   Continue
  (North) on US-14 Alt [Mountain View Dr]  | 
  
   4.0
  mi  | 
  
      | 
 
| 
   1:23
  PM  | 
  
   292.8  | 
  
   Bear
  LEFT (North) onto US-85 [US-14 Alt]  | 
  
   1.1
  mi  | 
  
      | 
 
| 
   1:24
  PM  | 
  
   294.0  | 
  
   Bear
  RIGHT (East) onto US-14 Alt  | 
  
   10.8
  mi  | 
  
      | 
 
| 
   1:37
  PM  | 
  
   304.8  | 
  
   Continue
  (East) on SR-34 [SR-79]  | 
  
   0.9
  mi  | 
  
      | 
 
| 
   1:39
  PM  | 
  
   305.7  | 
  
   Turn
  RIGHT (South) onto 4th St  | 
  
   0.2
  mi  | 
  
      | 
 
| 
   1:40
  PM  | 
  
   305.9  | 
  
   Turn
  LEFT (East) onto Willard St  | 
  
   43
  yds  | 
  
      | 
 
| 
   1:40
  PM  | 
  
   305.9  | 
  
   Turn
  LEFT (North) onto Local road(s)  | 
  
   54
  yds  | 
  
      | 
 
| 
   1:40
  PM  | 
  
   306.0  | 
  
   At
  Sturgis, return South on Local road(s)  | 
  
   54
  yds  | 
  
      | 
 
| 
   1:41
  PM  | 
  
   306.0  | 
  
   Turn
  LEFT (East) onto Willard St  | 
  
   76
  yds  | 
  
      | 
 
| 
   1:42
  PM  | 
  
   306.1  | 
  
   Turn
  RIGHT (South) onto 3rd St  | 
  
   65
  yds  | 
  
      | 
 
| 
   1:42
  PM  | 
  
   306.1  | 
  
   Turn
  LEFT (East) onto Douglas St  | 
  
   0.3
  mi  | 
  
      | 
 
| 
   1:43
  PM  | 
  
   306.4  | 
  
   Turn
  RIGHT (South) onto Junction St  | 
  
   1.1
  mi  | 
  
      | 
 
| 
   1:46
  PM  | 
  
   307.4  | 
  
   Bear
  RIGHT (South) onto Junction Ave  | 
  
   164
  yds  | 
  
      | 
 
| 
   1:46
  PM  | 
  
   307.5  | 
  
   Bear
  RIGHT (South) onto Ramp  | 
  
   0.2
  mi  | 
  
      | 
 
| 
   1:46
  PM  | 
  
   307.7  | 
  
   Merge
  onto I-90 [SR-79] (East)  | 
  
   18.3
  mi  | 
  
      | 
 
| 
   2:03 PM  | 
  
   326.0  | 
  
   Rest break (10 mins)  | 
  
      | 
  
      | 
 
| 
   2:13
  PM  | 
  
   326.0  | 
  
   Stay
  on I-90 [US-14] (South)  | 
  
   6.9
  mi  | 
  
      | 
 
| 
   2:19
  PM  | 
  
   333.0  | 
  
   At
  I-90 Exit 57, turn off onto Ramp  | 
  
   0.3
  mi  | 
  
      | 
 
| 
   2:20
  PM  | 
  
   333.3  | 
  
   Merge
  onto I-190 (South)  | 
  
   1.1
  mi  | 
  
      | 
 
| 
   2:21
  PM  | 
  
   334.4  | 
  
   At
  I-190 SR-44 Exit, turn off onto Ramp  | 
  
   142
  yds  | 
  
      | 
 
| 
   2:21
  PM  | 
  
   334.5  | 
  
   Merge
  onto SR-44 [W Omaha St] (East)  | 
  
   0.2
  mi  | 
  
      | 
 
| 
   2:22
  PM  | 
  
   334.7  | 
  
   Turn
  RIGHT (South) onto US-16 [Mt Rushmore Rd]  | 
  
   0.4
  mi  | 
  
      | 
 
| 
   2:23
  PM  | 
  
   335.1  | 
  
   Turn
  LEFT (East) onto Columbus St  | 
  
   54
  yds  | 
  
      | 
 
| 
   2:23
  PM  | 
  
   335.2  | 
  
   Arrive
  Rapid City  | 
  
      | 
  
      | 
 
 
SUMMARY
Driving distance:  335.2 miles
Trip duration:  8 hours, 23 minutes
Driving time:  6 hours, 13 minutes
Cost:  $13.45