Imagine if the art you spent hours making was destroyed soon after completion. For 44-year-old San Francisco-based artist Andres Amador, who creates sand-paintings up to 100,000 square feet (~35,000 sqmt) in size, this is a reality.

Amador received a BA in Environmental Science before joining the Peace Corps and then starting a regular career, but it was a visit to Burning Man in 1999 that changed him. He quit his job, and in 2004, in the hours been low and high tide, started doing sand art.

See the full article here.
http://www.boredpanda.com/sand-paintings-earthscape-andres-amador/