Fireman Aaron Pekarek, from Aids to Navigation Team Astoria, climbs the ladder to an aids to navigation day board on the Columbia River near Westport, Ore., Jan. 30, 2019.
Day boards are similar to nite time range lights that help ship captains and boat operators stay in the navigable channel.
U.S. Coast Guard photo by Petty Officer 3rd Class Trevor Lilburn.