Greg explores one of America’s busiest National Parks at a time of year when the crowds thin out and fall colors explode. Discover a different side of Yosemite National Park with some hiking secrets that will show you new areas of Yosemite Valley that are easy to access and will give you a whole new perspective on this national treasure, off the beaten path.

Greg Aiello takes viewers to the Bay Area; he hikes across the Golden Gate Bridge to camp.

Greg Aiello takes viewers to beautiful Big Sur and explores an area most people drive by.

Greg and two close friends travel to Nepal to cross-off a bucket list dream of hiking to Mount Everest base camp. After exploring the exotic culture of Katmandu, Greg begins his trek into the highest rugged mountains of the Himalaya. But a chance meeting with a Sherpa monk changes everything. This special, one-hour episode will change your idea of what Mount Everest and the Himalaya are forever.

Patagonia in southern Chile is considered one of the world's top trekking destinations. Greg and the crew set out on a 15-day odyssey to explore Torres del Paine National Park to hike the rugged and remote "O" circuit trek. A place where glaciers meet dense rain forests and majestic peaks touch the sky, this is an adventure that will take you into the true heart of Patagonia.

Learn about what goes into creating Outside with Greg Aiello and see some extra bonus footage during this special pledge edition of the program filmed at the ValleyPBS studios.

Central California is home to three of America’s top national parks. Greg shows you how to explore Sequoia, Kings Canyon and Yosemite National Parks in three days along a route known as the Majestic Mountain Loop. From groves of towering Redwoods, to roaring river and the stunning cliffs of Yosemite Valley, this road-trip packs it all in.

Backpacking is one of America’s favorite outside activities but Greg shows you a new way to combine the sport with another popular pastime. New technology in mountain-biking has created a whole new sport called “Bike Packing”. Greg and Kelsey load up their new rides for a multi-day adventure through the Sierra Nevada mountains, with everything they need to live and play right on their bikes.

It's known as the 'friendly' island but Molokai is the least visited of the main Hawaiian Islands. Greg explores this tropical paradise that has held on to its true island-identity and stayed off the radar of the tourism industry. From a hike into a sacred valley to exploring deserted beaches and snorkeling in crystal clear waters, Greg erases the stigmas of traveling to Molokai.

San Diego is a hot-spot for tourism in California and one of the most beautiful places to live in America. But beyond the usual attractions the area is known for, Torrey Pines, just north of downtown San Diego, is one of the best places in the world to soar on the wind. Greg shows us the sport of Paragliding and its long history at Torrey Pines.

Cabo San Lucas on the southern tip of Baja is a mecca for those in search of sun, sand and fun but the remote coast of northern Baja California is an undiscovered travel-treasure for those willing to rough-it a bit. Greg takes a road trip south of Tijuana then east to the Sea of Cortez to camp on empty beaches, explore unique landscapes and swim with majestic whale sharks.

With nearly 40 million people, California is the most populous state in America. But if you know where to explore, you can get lost in wide-open grasslands and green rolling hills. Greg uncovers one of the Golden State’s best-kept secrets by venturing into Carrizo Plains National Monument and inter-coastal mountains during spring where green grass, stunning wild flowers and incredible views will make you forget you’re 2 hours from Los Angeles.

It doesn’t have a premier national park or trendy travel draw but New Mexico is loaded with scenic wonders and unique landscapes to explore. Greg takes to the road and shows off the diversity of New Mexico. From a narrow slot-canyon hike to exploring ancient Pueblo cliff-dwellings and walking the lonely dunes of White Sands National Monument, Greg shows you why New Mexico needs to be on your travel bucket-list.

It’s the highest land point in the state of Nevada and surrounded by scenic wonders in the desert below. Greg sets out to climb 13,000 foot Boundary Peak but as he learns, the summit isn’t always the best part of the adventure. Hot springs, hidden waterfalls and a forgotten ghost town are discovered on the way to the mountain.

Greg sets sail aboard MV Columbia, the flagship ferry along the Alaska Marine Highway. From Bellingham, Washington to Juneau, Alaska, the Columbia winds its way through the rugged shores of British Columbia though some of the most picturesque scenery on Earth. In Juneau, Greg explores the secrets of Alaska’s capitol beyond the crowded tourist hot-spots.

It was the main route from Alaska to the Yukon goldfields during the 1890s and the Klondike Gold Rush. Today, it’s a 33-mile hiking trail through rugged inter-coastal rainforests and glacial lakes. Greg traces the historic Chilkoot Trail for a rarely seen look at this remote part of Alaska.

It’s a land of fire and ice. A place where surreal land and seascapes meet and where a growing tourism industry is booming. But there’s a way to explore Iceland beyond the usual stops and crowds. Greg sets out beyond the Icelandic capitol of Reykjavik on an unforgettable road trip through Iceland’s lesser known national parks.