It’s time to test your national parks knowledge for the month. See how much you really know before checking the answers at the bottom. No peeking!

In this Part 2 continuation of the previous month’s photo column, Traveler contributing photographer Rebecca Latson continues her list of favorite park units for photography and why they are her favorites.

Too many people hoping to glimpse a closeup of what is considered the world's tallest tree, located in Redwood National and State Parks, have prompted the National Park Service to resort to a $5,000 fine and possible jail time to discourage the experience.

Contributing photographer Rebecca Latson continues her explorations along the Pacific Northwest portion of the Lewis and Clark National Historic Trail. In her third photo column about the national historic trail, Rebecca writes about what she saw and photographed during her continuing explorations of the Columbia River as it empties into the Pacific Ocean, visiting such landmarks as Dismal Nitch, Station Camp/Middle Village, Cape Disappointment, and Fort Clatsop.