After years of constant relocation, retired military officers Joe and Maddie have decided to turn their Colorado home into a dream retirement. The Mega Crew is challenged to build a two-story $200,000 deck that takes advantage of a pristine two-acre wildlife-filled backyard, and can be used year ’round. Four months later, the new Mega Deck in the treetops has an outdoor kitchen and living room, a new fire pit and retractable glass walls.

Mark loves his cliffside log home in the Rocky Mountains, but the small existing deck doesn’t take advantage of the million-dollar view. The Mega Crew is challenged to build a $600,000 cliff-side deck that takes advantage of the panoramic mountain scenery and allows Mark to enjoy the frosty winters outside on his deck. After six months of construction, the Mega Deck is finally complete and homeowner Mark gets a tour of all the new features including a top-of-the-line barbecue grill and hot tub.

A home with four separate outdoor spaces gets a facelift with the addition of an outdoor kitchen, three pergolas, two roof top decks, a swim spa, and a large water feature.

An old deck is turned into a massive outdoor party spot with the addition of 1,700 square feet of outdoor living space.

The Mega Crew builds a blockbuster BBQ deck with hot tub and outdoor kitchen next to a golf course.

A luxury deck features an outdoor kitchen, hot tub and a custom-sized dog staircase.

An ideal family deck features an outdoor kitchen, a hot tub and a wood-burning fireplace.

The Mega Crew builds the ultimate luxury deck with a two-story waterfall, pizza oven and four fire features.

With the help of a helicopter to deliver a spiral staircase, the team transforms a small deck into a year-round outdoor space complete with skylights and a custom kitchen.

The team works to install four fire features on a tiny, cramped deck, but a detailed concrete pour proves challenging and less-than-ideal soil conditions are an unwelcome surprise.

The team tears down a dilapidated deck to make room for a $200,000 rustic retreat, but when an engineer nixes part of the design, the crew has to think quickly on their feet.

With a half a million-dollar budget, this deck spares no expense. But the tight 12-week deadline puts a ton of stress on everyone, especially with features like an elevator, mahogany decking, three skylights, and glass walls.

The Mega team overhauls an ugly and dangerous deck disaster. They face challenging weather, rotting wood and even an infestation while transforming two separate and unusable spaces into a sprawling, year-round retreat.

Mega Decks takes on its biggest demo ever in Colorado, creating 1,500 square feet of luxury outdoor living that includes a pergola with skylight, gable roof and staircase

The team turns a sunroom, concrete patio and dirt landing into a cohesive zen-style space with a covered deck, pond and a fire pit.

The Mega Decks crew transforms a young family's hazardous wooden deck into a two-story masterpiece including a stone kitchen and bar.

The team builds their biggest and most expensive masterpiece over four months on a $750,000 budget. Big problems start after finishing the deck, when freezing temperatures put an indefinite hold on finishing the pool.

The team has big plans to knock down a cramped deck and create a larger, enclosed space. But as the crew uncovers a retaining wall below, the plans for expansion come into question.

The crew transforms a 1970s-era sunroom and disjointed deck into one cohesive space where the family can eat, entertain and stay warm together.

Garth and the crew turn a wrap-around porch into a four-season deck with a log cabin feel. The team is thrown for a loop when the homeowners change the design with just three weeks to spare. Can they finish the job in time?

The team transforms a small and shabby two-level deck into a double-decker party zone with all the familiarities of home. 18-foot high ceilings, glass panels and audio / visual elements all come together to create one mega deck.

A couple's home in Parker, Colorado, needs a major deck overhaul to take advantage of the incredible views of the Rocky Mountains and downtown Denver. A $290,000 budget allows the Mega Decks crew to design a 920-square-foot wrap-around deck, floor-to-ceiling stone fireplace, outdoor kitchen with granite bar and sliding glass walls.

Colorado Springs homeowners with a half-finished deck call on Garth to complete the job and deliver the deck of their dreams. James leads the build on the 1,800-square foot dream deck that includes a huge four-season room with a skylight, an outdoor kitchen, three fire features, ornamental steel railings and a custom 7-foot wide spiral staircase. To complete the project, Garth will need to cut down three beloved 40-foot pines, which makes the homeowners a bit apprehensive. Will the ultimate deck be worth the sacrifice?

The Mega Decks crew is faced with their most difficult task to date, delivering side-by-side penthouse decks to neighboring couples in a historic Denver, Colorado, high-rise. The only way to get building materials to the rooftop of the 6-story building is with a crane, and the build team scrambles to carve out space amid multiple crane deliveries. In the end, the crew completes $500k Mega Decks complete with indoor/outdoor rooms, top-of-the-line grill stations, an Alaskan cedar hot tub and a 180-square-foot artificial lawn on a penthouse rooftop.

Garth travels to the Lone Star State to build its first mega deck. Following the mantra "Everything's bigger in Texas," Garth unifies a disjointed patio, doubling the floor space and quadrupling the covered living area. The $325,000 deck is finished with fire pits, a swim spa and a mesquite bar top.