Guide · 6 parks

National Parks with Volcanoes

From glowing lava in Hawaiʻi to boiling mud pots in California, these parks are built by volcanoes.

Haleakalā

Hawaii · Best Jan–May, Sep–Nov

Sunrise above the clouds from a 10,000-foot volcano.

Hawaiʻi Volcanoes

Hawaii · Best Jan–May, Sep–Nov

Two of the world's most active volcanoes, and, if you're lucky, glowing lava.

Yellowstone

Wyoming & Montana & Idaho · Best Jun, Sep

The world's first national park: geysers, hot springs and the best wildlife in the Lower 48.

Lassen Volcanic

California · Best Jul–Sep

Boiling mud pots, steaming vents and a volcano you can climb, without the crowds.

Lake Clark

Alaska · Best Jun–Aug

Coastal brown bears, active volcanoes and turquoise lakes, an hour's flight from Anchorage.

Katmai

Alaska · Best Jul, Sep

The bears of Brooks Falls catching salmon in midair.

When to go

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Last reviewed October 4, 2026. Ratings are editorial. Rules and road openings change each year, so confirm on the official NPS site before you go.