DATES: Dec. 5-7 & 12-13

FRIDAYS 4-7p

SATURDAYS & SUNDAYS 12-7p

*Star Topping event on Sunday Dec. 14th @ 4pm

LOCATION: Yerkes Observatory 373 W Geneva St, Williams Bay, WI

Witness the building of the World’s Tallest Glass Tree, live glassblowing, steel sculpting and woodworking. Alongside a Winter Market comprised of local artisans, craftspeople, and custom handmade glassware made by Mack.

NEW! All tickets include access to Yerkes Observatory to view the new renovations and the Great Refractor, the World's Largest Refracting telescope built in 1897.

Tickets On Sale Now

Please note you will be directed to the Yerkes Observatory website to purchase event tickets and glass workshop experiences.

Donate Your Glass

3 Locations for Bottle Drop-Off are available beginning Nov. 15th:

  • Harbor Shores Hotel 300 Wrigley Dr Lake Geneva
  • Williams Bay SailBoat Rigging Lot Williams Bay WI
  • Fontana Home Outdoor 287 Valley View Drive Fontana WI

Exciting Announcement!

The World's Tallest Glass Tree team has partnered with the Don't Trash Glass program. We are now offering glass recycling service to commercial locations in Wisconsin. Please contact us below for sign up details.

FOR ALL EVENT AND GLASS RECYCLING INFO PLEASE DROP US A LINE HERE.

THIS HOLIDAY SEASON

SEE THE WORLD'S TALLEST GLASS TREE!

YERKES OBSERVATORY

WILLIAMS BAY, WI

PRESENTED BY MACK GLASS & THE ELLIOTT ORGANIZATION

GALLERY