Outdoor & Nature in Denver

Denver owns and operates the only naturally occurring, acoustically perfect amphitheater in the world, a 14,000-acre municipal mountain park system, and one of the largest urban wildlife refuges in the country.

Every item on this page clears one bar: not commonplace, not everywhere. These are real, named resources with their actual verified designation or certification — not a generic "has a hospital" or "has a gym" list. We left out anything we couldn't independently verify or that didn't clearly clear that bar, the same honesty rule used throughout this site — a shorter, accurate list beats a padded one.

The only naturally occurring, acoustically perfect amphitheater in the world

Red Rocks Park and Amphitheatre

Red Rocks is a geological phenomenon: the only naturally occurring, acoustically perfect amphitheatre in the world, carved between two 300-foot sandstone monoliths. Owned and operated by the City and County of Denver since 1906, it seats 9,525 and has hosted performers from The Beatles to U2.

Source: Red Rocks Amphitheatre — Our Story

A 14,000-acre municipal mountain park system spanning four counties

Denver Mountain Parks

It took an act of Congress to let the City and County of Denver own parkland outside its own borders. The result, launched in 1912, is Denver Mountain Parks: more than 14,000 acres across 22 developed parks and 24 conservation areas spread through Clear Creek, Douglas, Grand, and Jefferson counties — one of the most expansive city-owned mountain park systems in the country.

Source: Denver Mountain Parks

A living collection representing steppe biomes from four continents

Denver Botanic Gardens — Steppe Garden

Denver Botanic Gardens' Steppe Garden is an internationally recognized living collection of plants from the world's steppe regions — the dry grasslands of Central Asia, Patagonia, South Africa, and the American West — assembled to support research on some of the most rugged, drought-adapted habitats on Earth.

Source: Denver Botanic Gardens — Steppe Collection

One of the largest urban wildlife refuges in the country

Rocky Mountain Arsenal National Wildlife Refuge

Ten miles northeast of downtown, a former chemical weapons manufacturing site has become one of the largest urban wildlife refuges in the country — 15,000 acres of restored prairie home to more than 330 species, including a bison herd reintroduced in 2007 that has grown past 200 animals, with the Denver skyline visible on the horizon.

Source: U.S. Fish and Wildlife Service — Rocky Mountain Arsenal National Wildlife Refuge

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