Entry No. 21 — the Raleigh file — filed under: environmental art

Alluvial Decoder

Positioned along Crabtree Creek, this site-specific environmental installation features colorful striped totem poles that mark extreme floodwater heights from major historic hurricanes.

The move: Bike along the greenway to stand under the towering 12-foot flood markers, then duck under the bridge overpass to decode the storm names painted in maritime signal flags.

• 📍 Midtown Raleigh
• 💸 Free
• ⚡ Up for anything
• 🌗 Outdoors

Where: 3933 Arrow Dr, Raleigh, NC 27612

Hours: Added 2026-07-21 — confirm current hours before you go.

Plan a visit & invite your people →

Further reading: raleighnc.gov · Atlas Obscura

last checked: 2026-07-21