Ce reprezinta aisbergurile ？

dau coroana

Aisbergurile= blocuri mari de gheata
Ele reprezinta un pericol pentru navigatie (vapoare,barci...) sau pentru oameni.

Sequoia national park  /  inyo national forest, california, u.s. mount whitney is the tallest mountain in california, as well as the highest summit in the contiguous united states and thesierra nevada—with an elevation of 14,505 feet (4,421 m).

Answergovernment control over all imports and exports;