Map Ref 41°N 93°W

D C

[Verse 1]
D               C
An unseen ruler defines with 
geometry
D             C
An unrulable expanse of geography
B
An aerial photographer over-exposed
E
To the cartologist's 2D images knows
D                   C
The areas where the water flowed
D             C
So petrified, the landscape grows
D              C
Straining eyes try to understand
D           C
The works, incessantly in hand
E
The carving and paring of the land
A
The quarter square, the graph 
divides
D                          C
Beneath the rule a country hides
Continúa después del anuncio
A G
"Chorus!"

[Chorus]
D               C
Interrupting my train of thought
Bm         G
Lines of longitude and latitude
D       C      Bm    G
Define, refine my altitude

[Verse 2]
A
The curtain's undrawn
A
Harness fitted, no escape
A
Common and peaceful, duck, flat, 
lowland
A
Landscape, canal, canard, water 
coloured
A G

[Verse 3]
D               C
Crystal palaces for floral kings
D                   C
A widespread waving span of wings
D           C
Witness the sinking of the sun
D                 C
A deep breath of submission has 
begun

[Chorus]
D                C
Interrupting my train of thought
Bm        G
Lines of longitude and latitude
D        C     Bm    G
Define, refine my altitude
D                C
Interrupting my train of thought
Bm        G
Lines of longitude and latitude
D        C     Bm    G
Define, refine my altitude