George G visits sites in Atlanta tied to the life and legacy of Dr Martin King Jr.
DrFumblefinger visits La Fortuna in Costa Rica, where the active Arenal volcano looms over the town.
During their visit to Idaho, Samantha and her husband found Bruneau Dunes State Park as a great place for climbing sand dunes as well as swimming, picnicking, bird watching, camping, & hiking.
DrFumblefinger shares some photos of bald eagles he spotted while rafting the Green River in Colorado's Dinosaur National Monument.
Five free days are spread across the year, starting with January 16
On a visit to Namibia's Etosha National Park, ProfessorAbe has a chance to observe lions lying down on the job...
DrFumblefinger shares an interesting hike in Yellowstone National Park, filled with geothermal features including boiling water and mud pots.
Gumbo flies over one of the most unique natural destinations he's ever seen. The Valley of 10,000 Smokes was the site of the massive eruption of Novarupta in 1912. It was the largest volcanic eruption of the 20th century and the fifth largest volcanic eruption ever recorded. The eruption completely altered the landscape of the region.
DrFumblefinger shares images of a trip to Yanchep National Park in Western Australia, near Perth. The park is known for its caves and diverse flora and fauna, including a koala colony.
DrFumblefinger visits historic Faneuil Hall, built around 275 years ago. It has served as a public meeting hall for groups as varied as participants in the Revolutionary War to suffragettes.
Jayita takes us on a hike in one of Malaysia's best-known national parks
Keeping people and bears safe and apart as fall feeding season continues
A drone that can bring cell signals to mountain rescue teams will be tested at Snowdonia in Wales
99% of Yellowstone's roads have now been re-opened and work is going ahead on the last link
DrFumblefinger visits Sunset Crater, just north of Flagstaff. The volcano erupted about a thousand years ago. Today you get to visit the rugged lava flow fields and study how vegetation is slowly re-establishing itself.