Use your low beams. The visibility in front of you will sharply decrease in a fog, so use the vehicle's low beam lights (if the vehicle does not have fog lights or driving lights). Heavy fog conditions prohibit use of high beam headlights. The light from high beam headlights will be reflected back by thick fog.
Largashbur, an Orc Stronghold. Orc Strongholds are scattered throughout Skyrim, High Rock, and Hammerfell. The Orcs have lived in Skyrim for centuries in tribal communities based around Strongholds. Orcs here live according to the rule of Malacath. Malacath, as Daedric Prince of the Orcs, is worshipped in these places.
Quest Giver. The Prophet (Vulkhel Guard - Found in Auridon) and other starting areas. NOTE: If prophet disappeared before you took the quest from him, he should re-appear near you when you next log in. NOTE#2: After you are done with this quest, the prophet disappears and you wont see him again till like level 10.