a. The /icebergs/  cramponsglaciersbreathtakingcrevassehollow out in Antarctica are tabular in shape and much bigger than those in Greenland.
b. A few hours later, a large, deep /hole/  glaciershollow outcramponsbreathtakingcrevasse blocked our way.
c. The town offers visitors more than just /spectacular/  breathtakingcrevassecramponshollow outglaciers surroundings.
d. Rivers /dig/  crevassecramponsglaciersbreathtakinghollow out their channels deeper and deeper.
e. The problem with these climbing /cleats/  breathtakingcrevassehollow outglacierscrampons is that they are very heavy.