MAGDALENA
ACONCAGUA
AMAZONAS
TITICACA
ANDES
O
X
U
U
R
D
U
Z
S
P
M
A
H
U
U
Z
O
S
A
R
C
K
C
A
N
T
M
J
S
E
A
X
M
O
Y
A
C
I
A
C
U
D
A
B
N
K
A
O
M
T
I
E
G
N
I
C
P
E
D
J
K
I
D
A
P
A
A
E
H
V
K
Y
A
C
I
N
V
G
U
C
K
Z
L
O
Z
A
C
N
U
N
K
H
E
U
F
U
A
C
I
A
H
R
N
H
T
J
H
A
R
A
A
M
A
Z
O
N
A
S
R
X
T
