Pontoon (boat) of the world, especially in Africa. Pontoon ferries may be motorised, such as the Kazungula Ferry across the Zambezi River, or powered by another boat, or pulled by cables. A type of ferry known as the cable ferry ("punts" was what they were called in the medieval times and in modern Australia and New Zealand) pull themselves across a river using a motor or human power applied to the cable, which also guides the pontoon. Pontoons may support a platform, creating a raft. A raft supporting a house-like structure is a houseboat. The flotation tubes of rigid-hulled inflatable boats are
Junk food a cultural and gastronomical icon." America also celebrates an annual National Junk Food Day on July 21. Origins are unclear; it is one of around 175 US food and drink days, most created by "people who want to sell more food", at times aided by elected officials at the request of a trade association or commodity group. "In honor of the day," "Time" in 2014 published, "5 Crazy Junk Food Combinations". Headlines from other national and local media coverage include: "Celebrate National Junk Food Day With… Beer-Flavored Oreos?" (MTV); "National Junk Food Day: Pick your favorite unhealthy treats in this