Snow King Observatory & Planetarium
The only mountaintop planetarium in the US
Jackson Hole, WY | leisure | 1 to 3 hours



Astoria Hot Springs and Park is a natural mineral hot springs oasis in the Snake River Canyon, 20 minutes south of Jackson Hole near Hoback Junction. The historic site, restored by a local nonprofit, features soaking pools with mineral-rich water piped directly from the earth. Multiple two-hour sessions run daily from 9am, Thursday through Tuesday (closed Wednesdays for maintenance). Advanced reservations are strongly recommended. Admission is $25 for adults, $18 for children 2–12. The park grounds include restrooms, shade structures, and a peaceful riverine setting.
*Hours subject to change.
Visit the company's website for current details.
Overview
*Hours subject to change.
Visit the company's website for current details.
Overview
What's great
Natural Mineral Springs
Mineral-rich water piped directly from the earth — a genuine natural hot springs, not a heated pool.
What's unique
Nonprofit Restored
A historic site restored by a local nonprofit — springs with a full century of soaking tradition.
What's worth knowing
Reserve Ahead
Advance reservations strongly recommended — sessions are timed and capacity is limited.