midnight
The boat was anchored offshore , far up the Hare Indian River , one of the great tributaries of the MacKenzie . How long it was since they had left Nome none could tell , for in that land of perpetual daylight it was hard to keep track of time . `` Tomorrow , '' said big Bob , `` when is tomorrow ? '' He looked at the sun which was still high , despite the lateness of the hour , and would make only an ineffectual attempt to dip below the horizon at midnight , before resuming its upward climb . Everybody laughed . `` What a topsy turvy land , '' said Jack . `` Well , I , for one , will be glad to go ashore and stretch my legs .