trekker

One of his earliest roles was as a presenter on the British travel-adventure series Globe Trekker.

Old Peter the trekker was respected as a thoroughly well-mannered, orderly citizen.

The poor trekker—to use the vulgar phrase—had fallen out of the frying-pan into the fire.

Mrs. van Warmelo was a "voor-trekker," a pioneer, in every sense of the word.