Instead, there is a relaxing vibe. A lot of the gardens have a youthful energy. The layouts are playful. A UFO crashlands in wildflowers. Next to it is a rusty corrugated shed with a vegetable patch. Is it a Martian who was reading the paper and drinking out of the mug sitting on the bench? There are grass roofs, reflective pools, bottle walls, winding walkways and willow archways. Willy Wonka is a clear inspiration for one. Two detainees of Oberstown Detention Centre helped design another.