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![]() St. Paul, MN Smith Avenue (MN Route 149, center) (Other St. Paul bridges up river) USGS photo 17 Apr 1991 |
![]() St. Paul, MN Wabash Street (left), Robert Street (center), US52 (right) USGS photo 17 Apr 1991 |
![]() St. Paul, MN Interstate 494 USGS photo 17 Apr 1991 |
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![]() Hastings, MN US 61 USGS photo 7 May 1992 |
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![]() Red Wing, MN US63 USGS photo 7 May 1992 |
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![]() La Crosse, WI Interstate 90 USGS Photo 5 May 1992 |
![]() La Crosse, WI US14 USGS photo 5 May 1992 |
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![]() Prairie Du Chien, WI US18 USGS photo 17 May 1994 |
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![]() Dubuque, IA US61 USGS photo 29 Mar 1999 |
![]() Dubuque, IA US 20 USGS photo 29 Mar 1999 |
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![]() Savanna, IL US52 USGS photo 5 Apr 1998 |
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![]() Clinton, IA US30 USGS photo 31 Mar 2000 |
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![]() Rock Island, IL Interstate 74 USGS photo 30 Mar 2000 |
![]() Rock Island, IL US67 USGS photo 30 Mar 2000 |
![]() Rock Island, IL Interstate 280 USGS photo 30 Mar 2000 |
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![]() Muscatine, IA State 92 USGS photo 22 Apr 2000 |
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![]() Burlington, IA US34 09 USGS photo 14 Apr 1998 |
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![]() Fort Madison, IA State 9 USGS photo 12 Apr 1998 |
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![]() Keokuk, IA US136 USGS phot 12 Apr 1998 |
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![]() Quincy, IL US24 USGS photo 24 Mar 1999 |
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![]() Hannibal, MO US36 USGS photo 12 Apr 1999 |
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![]() Louisiana, MO US54 USGS photo 14 Apr 1998 |
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![]() Alton, IL US 67 USGS photo 2 Apr 1998 |
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![]() St. Louis, MO Interstate 270 USGS photo 2 Apr 1998 |
![]() St. Louis, MO McKinley USGS photo 2 Apr 1998 |
![]() St. Louis, MO Martin Luther King USGS photo 2 Apr 1998 |
![]() St. Louis, MO Interstate 55 USGS photo 2 Apr 1998 |
![]() St. Louis, MO Interstate 255 USGS photo 2 Apr 1998 |
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![]() Chester, IL State 150 USGS photo 2 Apr 1998 |
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![]() Cape Girardeau, MO State 146 USGS photo 22 Mar 1996 |
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![]() Cairo, IL Interstate 57 USGS photo 22 Nov 1998 |
![]() Cairo, IL US60 USGS photo 6 Apr 1998 |
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![]() Boothspoint, TN Interstate 155 USGS photo 6 Apr 1998 |
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![]() Memphis, TN Interstate 55 USGS photo 29 Jan 1997 |
![]() Memphis, TN Interstate 40 USGS photo 29 Jan 1997 |
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![]() Helena, AR US49 USGS photo 10 Apr 1996 |
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![]() Greenville, MS US82 USGS photo 27 Feb 2000 |
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![]() Vicksburg, MS Interstate 20 USGS photo 14 Feb 1994 |
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![]() Natchez, MS US65 USGS photo 10 Mar 1996 |
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![]() Baton Rouge, LA US190 USGS photo 21 Feb 1998 |
![]() Baton Rouge, LA Interstate 10 USGS photo 13 Dec 1989 |
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![]() New Orleans, LA Interstate 310 USGS photo 4 Feb 1998 |
![]() New Orleans, LA US90 USGS photo 24 Jan 1998 |