From the Andes to the Amazon, from windswept plains to lush cloud forests, South America is home to diverse and dramatic landscapes. And deep in the wilderness in Columbia’s Serranía de la Macarena ...

Great Smoky Mountains National Park offers plenty of waterfall hikes, from easy walks to challenging treks. Here are 11 ...

Water temperature is the single most important variable in trout fishing. Trout metabolism, feeding activity, and holding position all shift with temperature. Fish slow and deep in cold water below ...

Estuaries are dynamic ecosystems that have some of the highest biotic diversity and levels of production in the world. Humans have had a long relationship with the ebb and flow of estuaries around the ...