Topic
animals
dogs
460
expedition members (crew and personnel)
257
whales
143
equipment and supplies
92
seals
91
ice
76
ski
66
sled
55
penguins
51
ships or boats
49
sledding
42
land and water formations
33
carrier
27
photographs
20
Polar Region shelters
17
hunting
15
scenes
12
dog
7
airplanes
6
birds
6
photography
6
portraits
6
recreation
4
treatment of animals
4
flag
3
geographical photograph
3
medical
3
sleeping
3
snow removal
3
towers
3
trail party
3
American flag
2
bays and coastlines
2
cameras
2
daily life
2
equipment
2
mountains
2
skiers
2
sky
2
tools
2
arctic hawks
1
automobile
1
books
1
cats
1
cows
1
crevasses
1
furniture
1
iceberg or glacier
1
instruments
1
more ...