You don’t need to be a railfan to do well on this week’s railroad-focused quiz. Answers are at the end. If we catch you peeking, we’ll make you polish the brass in Traveler’s private rail car.

After the shuttle buses cease operating at Denali National Park, motorists with lottery-distributed permits can take fall color tours on the 92-mile shuttle road. This year’s Denali Road Lottery will take place September 12-15, weather permitting. Up to 400 vehicles per day will be allowed.

The two lost backpackers rescued Wednesday in Denali National Park were far from where they thought they were and didn’t know they were the subjects of a massive search lasting four days and costing an estimated $120,000. But as they say, all’s well that ends well.

Backpackers Abby Flantz and Erica Nelson were rescued in good condition after being lost for six days in the Denali National Park wilderness. The two women, who had used a cell phone to help searchers locate them, were reunited with family members Wednesday afternoon.

Two backpackers missing at Denali National Park since Friday are alive and well.

How do you like your fish seasoned? A little mercury, perhaps some DDT? That's what you might get if you eat fish caught in national parks in the American West.

Never before have, and probably never again will, so many national parks come into existence on the same date. Given birth by the Alaska National Interest Lands Conservation Act were Denali, Gates of Arctic, Glacier Bay, Katmai, Kenai Fjords, Kobuk Valley, Lake Clark and Wrangell-St. Elias national parks.