Grand Canyon

Illustration of the HOST standing at a chain-link fence looking at a small wastewater lagoon facility near the Desert View Watchtower with a mostly blank labeled diagram

Desert View Wastewater System — What's Actually on the Record

A fenced lagoon plant off Cedar Mountain Road is the least-documented wastewater site in the park. Here’s exactly what is and isn’t public.

Illustrated canyon grotto with a host observing wetland plants beside a protected habitat inset and ancient bedrock

Elves Chasm: The Camping Rule and the Delisted Snail

Elves Chasm has a camping closure, protected wetland plants, a snail delisted for taxonomy rather than recovery, and some of the canyon’s oldest rock.

Cutaway illustration of a closed, fenced landfill site west of the South Entrance Road with a signpost reading CLOSED and old debris visible beneath a grassy cap

Former South Rim Landfill: from flatcar dumping to a transfer station

A closed South Rim landfill traces back to open dumps and a 1926 railroad-funded incinerator, not a Superfund emergency.

Labeled illustration of a canyon-rim dispatch desk with four separate radio handsets marked Law Enforcement, Fire, Medical, and Administrative, plus a fifth handset marked Tactical, all wired to a single rim-top repeater tower overlooking the inner canyon

Four Channels, One Canyon: Grand Canyon's Rescue Radio Network

Law Enforcement, Fire, Medical, Administrative, and a tactical channel — the radio structure behind roughly 300 rescues a year.

Illustrated cutaway of a sun-baked river-corridor terrace with a roped-off archaeological dig, a small NPS closure placard, and a shaded canopy over excavation squares

Furnace Flats: The Thin Public Record Behind a Real Closure

A federally closed cultural site with almost no public detail beyond the closure order itself, and what a 2007 dig actually documented there.

Labeled cutaway illustration of a fenced NPS storage yard off a gated gravel road with a padlocked gate and posted closure sign

Government Storage Areas at Grand Canyon: What's Actually Fenced Off

The park’s closure list names exactly one general government storage site, South Gate. Here’s what the public record says about it and what it doesn’t.

Illustrated cutaway of fictional limestone caverns showing fossils, bats and researchers surveying passages without a real-world map

Grand Canyon caves: mapped systems and documented research

Rampart’s Ice Age fossils, Stanton’s collections, growing Leandras and Double Bopper surveys, and what cave biology and park rules actually establish.

Labeled cutaway illustration of the Grand Canyon rim showing a fire-lookout radio tower, a microwave dish, a cell antenna, and old telephone poles all stacked along the same ridge

Grand Canyon Communications Map: Radio, Cell, Microwave, Phone

Overview map linking Grand Canyon’s radio, cellular, microwave, telephone, fiber, dispatch, and aviation-comms dossiers into one picture.

Illustrated diagram comparing a federal Superfund NPL checklist against an NPS-run cleanup crew working at a fenced mine site, showing the two different cleanup paths

Grand Canyon contaminated sites: why none are on the Superfund list

None of Grand Canyon’s mine, landfill, or wastewater sites are on the federal Superfund or Arizona state cleanup lists. Here is who runs the cleanups instead.

Comic-panel canyon overlook with a host comparing a mythical tomb sketch against a plain park regulations booklet

Grand Canyon Myths vs. Documented Restricted Sites

A 1909 cave myth meets the park’s actual closure rules for caves, mines, cultural resources and working facilities. What is closed, and why?