Similar to Seen it All Before in that you can walk up the bass strings in this song as 
 This is my first tab, so feel free to tear it apart.

Asus          xx0230
Asus2/d     x20030
Asus/G       300230

Fingerpicking pattern:

     Asus                                                                 Asus/b
E_________________________0______________0__________________________________________
B___0h3_____3_____3______________3___________________3_____________3____________3_
G___________2_________2______________2________________2______2_____________2_______
D_______0______0______________0__________________________________0____________0____
A_______________________________________________0__2_______2_____________2__________
E____________________________________________________________________________________

Verse 1:

Asus
Oh, black river
Asus/b
Gonna take my cares away
Asus
Whoa, black river
Asus/b
Gonna take my cares away

Chorus (Play twice):

Asus
Gonna take my cares
Asus/b
Gonna carry my cares
Asus
Gonna take my cares away

Verse 2:

Oh, dear savior
Gonna take my cares away
Whoa, dear savior
Gonna take my cares away

Chorus

Verse #3:

Oh, sweet whisky, lord
Gonna take my cares away
Whoa, sweet whiskey lord
Your gonna take my cares away

Refrain:

Asus/b
Your gonna take my bottle, my bible, my mess
Asus/G
Your gonna take all of my empty and my loneliness
Asus/b
Gonna take all of that sadness inside of me
Asus/G                                   Asus
Gonna take it all and set me free

Asus
Oh, black river
Asus/b
Gonna takes my cares away.