Synopsis
Great American Road Trip is a reality television competition series that aired on NBC. It follows seven families as they go on a road trip and compete against each other at different landmarks in and around U.S. Route 66 in the United States. The series is hosted by comedian Reno Collier. The show premiered on July 7, 2009 as the lead-in to America's Got Talent. However, due to poor ratings, NBC moved the show to Monday nights, with the next episode coming less than a week later. In the second week, ratings declined about 10 percent, as seen in the chart below.
Episodes
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This reality competition sees teams embark on a trek around the world to amazing destinations where they must compete in a series of challenges, some mental and some physical. Only when the tasks are completed will they learn of their next location. Teams who are the farthest behind will gradually be eliminated as the contest progresses, with the first team to arrive at the final destination winning the race and the $1 million prize.
The Amazing Race

Each Challenge pits numerous cast members from past seasons of reality shows against each other, dividing them into two separate teams according to different criteria, such as gender, which show they first appeared on, whether or not they're veterans or rookies on the show, etc. The two teams compete in numerous missions in order to win prizes and advance in the overall game.
The Challenge

Human cannonballs! Human pinballs! Crashes, smashes and mud splashes! Twenty-four thrill-seekers will compete in the world's largest extreme obstacle course designed to provide the most spills, face plants and wipeouts ever seen on television.
Wipeout

I gathered 1,000 people to fight for $5,000,000, the LARGEST cash prize in TV history! We're also giving away a private island, Lamborghinis, and millions more in cash throughout the competition! Go watch to see the greatest show ever made!
Beast Games

The Great Food Truck Race is a reality television series, that originally aired on August 15, 2010, on Food Network, with Tyler Florence as the host. It features competing food trucks. The fourth season premiered on August 18, 2013.
The Great Food Truck Race

In a frenetic race across the world, travellers can choose any route they like - but no flights or phones are allowed. On the trip of a lifetime, which pair will finish first?
Race Across the World

Guy Fieri sends four talented chefs running through the aisles in a high stakes, high skills, grocery store cooking competition. The chefs are hit by real-world challenges like finding workarounds when all the essential ingredients are suddenly "out-of-stock" or having to create a masterpiece when you can only cook with "5 items or less" or on a $10 budget. In the end, the food does the talking, as the last chef standing has the chance to make some serious dough!
Guy's Grocery Games

In this reality competition show inspired by "Squid Game," 456 players put their skills to the ultimate test for a life-changing $4.56 million prize.
Squid Game: The Challenge

This spin-off of the wildly popular House Hunters goes around the globe. Home hunters and their realtors check out all sorts of architectural styles and work through the quirks of buying real estate in other countries.
House Hunters International

A high energy, fast paced cooking competition that challenges four up-and-coming chefs to turn a selection of everyday ingredients into an extraordinary three-course meal. After each course, a contestant gets “chopped” by our panel of esteemed culinary luminaries until the last man or woman left standing claims victory.
Chopped

In the pursuit of love, 10 singles take the brave steps of stripping off before entering a daring, dating experience. Unclothed they must begin to get to know each other, before their connections are put at risk.
Dating Naked UK

This game show sees contestants solve word puzzles, similar to those used in Hangman, to win cash and prizes determined by spinning a giant carnival wheel.
Wheel of Fortune

Couples travel to a tropical paradise where they are forced to decide if they're ready to commit to one another for the rest of their lives. A reboot of the 2001 reality series.
Temptation Island

An American reality competition show in which chefs compete against each other in culinary challenges and are judged by a panel of professional chefs and other notables from the food and wine industry with one or more contestants eliminated in each episode.
Top Chef

A vocal contest reality series featuring people with real talent and great voices. Only the very best singers make it through the the blind auditions, the decisions from the four celebrity coaches are based solely on the voices they hear - and nothing else.
The Voice UK

Players from all walks of life will compete to win up to £50,000. All living in one modern block but separately in individual apartments, the players will never come face-to.face, and can only interact with one another through an specially-designed app called The Circle.
The Circle

Just how far is a chef willing to go to win a cooking competition? Cutthroat Kitchen hands four chefs each $25,000 and the opportunity to spend that money on helping themselves or sabotaging their competitors. Ingredients will be thieved, utensils destroyed and valuable time on the clock lost when the chefs compete to cook delicious dishes while also having to outplot the competition. With Alton Brown as the devilish provocateur, nothing is out of bounds when money changes hands and we see just how far chefs will go to ensure they have the winning dish.
Cutthroat Kitchen

Competition reality series in which contestants must decide if they have the guts and determination to face their fears while outpacing the competition.
Fear Factor

Scrapheap Challenge is an engineering game show produced by RDF Media and broadcast on Channel 4 in the United Kingdom. In the show, teams of contestants had 10 hours in which to build a working machine that could do a specific task, using materials available in a scrapheap. The format was exported to the United States, where it was known as Junkyard Wars as a completely different TV series. The US show was also produced by RDF Media, and was originally shown on The Learning Channel. Repeats have aired on another Discovery network, the Science Channel.
Scrapheap Challenge

Quiz in which contestants try to score as few points as possible by plumbing the depths of their general knowledge to come up with the answers no-one else can think of.