Yerkes Observatory shared by @postcardnews on Postcard

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Yerkes Observatory

Observatory · Williams Bay ·

22,027 Postcards · 1,950 Cities

A stunning Beaux Arts landmark with the world’s largest refracting telescope, newly revitalized and open for pre-booked tours—coverage of the comeback and active events confirm it’s thriving again. ([yerkesobservatory.org](https://yerkesobservatory.org/visit/plan-a-visit/?utm_source=openai), [onmilwaukee.com](https://onmilwaukee.com/articles/revisiting-yerkes-observatory?utm_source=openai))

https://yerkesobservatory.org/visit/plan-a-visit/

Day Trips from Chicago (2025)

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Information

Stunning Beaux Arts landmark with largest refracting telescope

guided tours

historical landmark

architecture

observatory

telescope

gift shop

astronomy

40 inch telescope

373 W Geneva St, Williams Bay, WI 53191 Get directions

Gender neutral restroom

Wheelchair accessible entrance

Wheelchair accessible parking lot

Wheelchair accessible restroom

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

See full details

1

Information

Stunning Beaux Arts landmark with largest refracting telescope

guided tours

historical landmark

architecture

observatory

telescope

gift shop

astronomy

40 inch telescope

373 W Geneva St, Williams Bay, WI 53191 Get directions

Gender neutral restroom

Wheelchair accessible entrance

Wheelchair accessible parking lot

Wheelchair accessible restroom

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

Yerkes Observatory by null

See full details

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