Zegrahm Expeditions Travel Resources

Glaciers account for some of the most jaw-dropping scenery on the planet. There are glaciers on every continent on Earth; but the most impressive are usually found in polar and high alpine regions, where cooler temperatures allow them to grow to colossal sizes. The Patagonia glaciers are among the most iconic scenes of life in southern Argentina and Chile. There are countless glaciers in Patagonia, creating a vast adventure playground for anyone with a love for exploring sublime...

On August 21, the moon will pass in front of the sun and the sky will turn completely dark in the middle of the day. Total solar eclipses like this occur approximately once every 18 months, but they’re usually only visible from less than half a percent of the Earth’s surface. This will be the first total solar eclipse visible in the United States since 1979.

Despite the brevity of this phenomenon, its rarity makes it an experience stargazers do not want to miss....

Tom Sharpe is a geologist originally from Glasgow, Scotland, who has spent the last 35 years as a geology curator in the National Museum of Wales. He is a Chartered Geologist, a Fellow of the Geological Society, and a Fellow of the Royal Geographical Society, as well as a member of a dozen other geological and polar societies. Here, Tom shares...

It is a condition found among many birdwatchers: the seemingly uncontrollable need to twitch. We’re not speaking here of the sudden, jerking motion—although the term is believed to have originated in the 1950s with a British birdwatcher known for his nervous demeanor. Rather, for serious birders, the act of twitching (also called chasing) is the willingness to travel vast distances for the chance to spot rare and elusive avian species, along with the bragging rights such sightings...