cross-country sking is...
on snow
on ice
on track
speed skating
skeleton
curling
bobsleigh
Luge is ...
on track
on ice
on snow
luge
snowboarding
bobsleigh
figure skating
curling
biathlon
figure skating
bobsleigh
cross country skiing
skeleton
curling
snowboarding
figure skating
bobsleigh
alpine skiing
snowboarding
luge
speed skating
cross country skiing
curling
figure skating is...
on snow
on ice
on track
speed skating
bobsleigh
curling
figure skating
luge
biathlon
speed skating
figure skating
curling
ski jumping
snowboarding
bobsleigh