A profusion of color bursts forth in spring on the island of Corfu, Greece. With verdant forests and colorful wildflowers, Corfu is not a barren jumble of rocks, but a place where nature’s fireworks add a glorious touch to the backdrop of the Ionian Sea.
At the edge of Lago Grey in Torres Del Paine National Park, Chile, the vastness of the landscape is highlighted by the size of hikers passing massive icebergs.
Exploring Florida’s Spanish history up the St. Johns River to the shores south of St. Augustine, with time spent meandering around Washington Oaks Gardens State Park, on the site of the Mala Compara Plantation.
The world’s largest hot tub is in the world’s coolest country. Iceland’s Blue Lagoon provides a superb soak in mineral-infused waters at a spa unlike all others.
John takes a hike across Hengilssvæðið (Hengill), the nearest active volcano to Reykjavik, with boiling springs and other geothermal features along its 140 km network of hiking trails.
John takes his own Journey to the Center of the Earth down a lava tube in Iceland with the author of Icelandic Caves, Björn Hróarsson, as his group’s guide.
Iceland is hot. Our September 2014 exploration of the country let us come face-to-face with steaming hot geologic features that are otherworldly in nature.
Four show caves in Southern Indiana make up the Indiana Cave Trail, providing close encounters of the underground kind with unusual karst features
Israel’s only show cave, Soreq, is one of the world’s most highly decorated caves, with an abundance of unusual speleothems. It is protected by Stalactite Cave Nature Reserve.
One of the seven volcanic hills within Edinburgh, Scotland, Calton Hill is an ancient cinder cone atop which the first public footpath in Great Britain was established, in 1775.
Your view of Iowa is turned upside down at Maquoketa Caves State Park, a family-friendly caving destination south of Dubuque that lets you climb right in and explore wild caves.
At the Sterling Hill Mining Museum in Ogdensburg, New Jersey, history meets glowing rocks, as fluorescent minerals show off an array of brilliant colors inside a former mine.