Largest country with no farms – Singapore,Although there are a number of small nations in the world that show no hint of having an agriculture based economy, (take Vatican City for example) Singapore is the largest of these urban city-states.
Singapore Flyer, Singapore - Most beautiful and clean places I've ever been. Had a blast with friends riding the flyer, chilling at the beach, and partying hard at orchard towers. == one of the largest Ferris wheels
The manmade steel forest consists of 18 supertrees varying from 25 to 50 meters in height. They act as cooling ducts for nearby conservatories, collect rainwater, and 11 of them have solar photovoltaic systems to convert sunlight into energy.