Colorful Hot Spring

1280 × 960

Grand Prismatic Spring

1600 × 1000

Geyser Erupting at Sunset — Orange

1920 × 1080

Geothermal Spring — Blue, Dramatic

1777 × 1176

Grand Prismatic Spring — Blue, Serene

1024 × 768

Whitebark Pine Trunks

1280 × 1024

El Capitan in Winter — Blue, Serene

1024 × 768

Delicate Arch

1024 × 768

Geyser Terraces in Mountains — White

2560 × 1600

Geothermal Terraces

2560 × 1600

Geyser erupting in Yellowstone

1200 × 750

White Travertine Terraces — Serene

1280 × 960

Terraced Travertine Pools — Blue

800 × 600

Red Rock Formations — Dramatic, Sunset, Photograph, Desert

1600 × 1000

Yellowstone River Canyon

1200 × 750

Yellowstone Canyon at Sunset

1200 × 750

Ice Age Hot Springs DVD

1024 × 768

Delicate Arch in Arches National Park

1600 × 1000

Crater Lake in Winter — Blue, Serene, Photograph, Snow, Trees

1280 × 853

Double Arch Formation — Brown

1920 × 1080