Skip to main content
U.S. flag

An official website of the United States government

Heart Spring in 19989 (left) and 2019 (right).

Detailed Description

Contrasting photos of Heart Spring on Geyser Hill in the Upper Geyser Basin from 1998 (left) and 2019 (right). Can you spot differences in the hot spring? Photos courtesy of the National Park Service.

Sources/Usage

Public Domain.

National Park Service