It has taken him five years, more than 80,000 miles and two sets of tires to complete, but Paul Sebesta has seen Nevada from corner to corner.The 28-year-old Carson City man has been on a journey to see and document every historical marker in the Silver State, driving to its neon metropolis down south and to the most remote of old mining towns just to catch a glimpse of the markers, usually blue, made of steel and shaped like Nevada. On a Monday, while sipping on a soda inside one of Carson City's historic buildings, Sebesta reflected on his journey …