Student World Atlas (Maailma atlas)
map to su n ke n va lley be tween t he m ca lled a ri ft. T he G reat Rift Valley in Africa
a IS th e wo rld's most visi b le exa mple (see page 9 1). Un derwater, t h e h u ge
I I
a 100 km Mid-O cean Ridge IS th e lo n gest rift on Earth (see pages 18- 19).
Mt. Baker
Most snow in one season:
1,140" (2,896 ern), 1998-1 999
Helena" MONTANA NORT H DAKOTA
annaabi.ee 
