The wealthy community has traditionally opposed beach replenishment and dune projects, although Sandy changed many minds and led borough officials to campaign for holdouts to sign their easements so beach protection can begin as soon as possible.

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Every spring, as they have for more than a decade, Gates spends a long weekend with Winblad at her beach cottage on the Outer Banks of North Carolina, where they ride dune buggies, hang-glide and walk on the beach.

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Beach profile: side view of a beach extending from the top of the dune line into the sea.

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Activities play off the environment: dune trekking--somewhere between hiking and barefoot beach walking, with a whiff of snowboarding as you slide downhill--camel rides, archery, and dune bashing in SUVs driven (by staff) at high speed over the hills.

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The designer, Sacha Lakic, got up and said that he was indeed inspired by 1960s American dune buggies, which he probably saw in period beach blanket movies starring Annette Funicello.

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Dune: accumulations of wind-blown sand in ridges or mounds that lie landward of the beach and usually parallel to the shoreline.

UNESCO: L O S S A R Y