It is also the title of Henry David Thoreau's A Walk to Wachusett, which describes the transcendentalist author's experiences during his four-day walk from Concord to the mountain and back.

This four-day walk follows the tracks used by the smugglers who once walked hidden trails to bring in coffee from Portugal.

That's a four-day walk.

They were too weak to go on after a four-day walk from Gogrial County to find food.

For something more substantial, a three- to four-day walk continues from Mt Nyangani .

The four-day walk will begin this morning at the Cape May Point Lighthouse and wind up on Monday at Sandy Hook.

Last spring I undertook an excellent, if physically demanding, four-day walk around the Cornish peninsula with my friend, the English crime novelist John Harvey.

If, say, it is a four-day walk from the border to a suspected tunnel area, where a patrol might finger for say twenty-four hours, and then walk back out, we have a total of nine days' exposure.

According to the United Nations, the refugees are taken by train to Muglad or Babanusa and then by truck to Abyei, about a four-day walk from Akon.

At the end of a four-day walk along the coast of Brittany last summer, an innkeeper persuaded another guest to give me a lift to Mont-St.