Natural Barrier

A botanical garden without a fence to protect it's rare plants from inquisitive visitors? Upon closer inspection there may indeed be a very effective fence here created by the cacti themselves - in fact, one that does not require a "Trespassing Prohibited" sign. The penalty for breaching the barrier is painful enough . . .

This photo was taken by a Hasselblad 500C film camera with a Carl Zeiss Distagon 1:4 f=50mm T* lens and Hoya Infrared R72 ø67 filter using Rollei Retro 400S film, the negative scanned by an Epson Perfection V600 and digitally rendered with Photoshop.