Follow GORP Expert Angler Mark D. Williams as he fishes some of the nation's top trout streams. He'll tell you what gear to pack, what the water's like, what flies to use and how to fish them. An eagle-eyed shutterbug and raconteur, Mark's articles are the next best thing to being there.

New Mexico's Trout-Fishing Secret: The Cimarron River
Mark takes a chance on this tough river and finds it worth the challenge.

Mountain Fork, Oklahoma
This challenging river pays off for those who brave its tricky currents and slick waters.

Home Bases, Great Places
Mark's top family-friendly bases for a fishing vacation in the West.

Top 5 Colorado Trout Streams
There are so many good trout streams in Colorado, one might wonder where on earth to begin. Mark D. Williams reveals five of his favorites.

Apache Trout Angling
Mark shares one of his best-kept secret spots — Arizona's White Mountains. Fish pristine streams and mountain lakes for browns, brookies, 'bows, 'cutts and Apache trout.

Fishing the Black Hills
Now somewhere in the black mountain hills of Dakota, there live a lot of trout just waiting to be caught. GORP's Expert Angler Mark D. Williams shows you where, and how.

Top Ozark Tailwaters
Ever fish a river where 5-pound trout are nothing special, 20-pounders are common, and 40-pounders are possible? Arkansas has three.

Salt Lake City Angling
Salt Lake City may be better known for its lakes than rivers, but there's some great trout fishing to be had just outside the city limits. Find out where.

A Handful of Hatches
Mark D. Williams recounts five memorable spring hatches and explains why you should never let a fishing buddy bring a sawed-off shotgun on a fishing trip.

Yellowstone's Small Streams
Heading for Yellowstone National Park and want to avoid elbow-to-elbow angling on the big rivers? Follow GORP's Expert Angler Mark D. Williams to pristine streams full of trout and far from the crowds.

Fishing an Emerald Jewel
There's an unknown spring creek in southern New Mexico bursting with trout and nary an angler in sight. Let GORP's Expert Angler Mark D. Williams take you there.

Top Ten Unknown Trout Fisheries
Any angler can name the nation's top trout waters. But what about some of the best unknown fisheries? Mark D. Williams, GORP's Expert Angler, can.

Hot Winter Fishing
Why wait until the spring thaw to start tossing flies at trout again? GORP's Expert Angler Mark D. Williams shares some of his favorite winter-fishing spots.