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THIS HOLIDAY SEASON
SEE THE WORLD'S TALLEST GLASS TREE!
YERKES OBSERVATORY
WILLIAMS BAY, WI
PRESENTED BY MACK GLASS & THE ELLIOTT ORGANIZATION
![](http://worldstallestglasstree.com/cdn/shop/files/wtgt-poster-2023-668x1024.jpg?v=1722166670&width=1500)
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.
Yerkes Observatory will conduct curated tours inside in accordance with the festival schedule.
![](http://worldstallestglasstree.com/cdn/shop/files/worlds-tallest-glass-tree-1.jpg?v=1722187914&width=1500)
DONATE YOUR GLASS!
Help grow the tree by donating your clear or green glass at one of our multiple drop-off locations TBD.
RAISING FUNDS FOR A DIFFERENT CHARITY OR NON-PROFIT EACH DAY OF THE EVENT!
DROP OFF LOCATIONS
69 N Walworth Ave, Williams Bay, WI Strategic Materials – 1845 Hobbs Dr, Delavan, WI Fontana Home Outdoors – 127 Valley View Dr, Fontana, WI![](http://worldstallestglasstree.com/cdn/shop/files/worlds-tallest-glass-tree-2.jpg?v=1722190137&width=1500)
7 DAY EVENT TWO WEEKENDS
FRI DEC 6TH - SUN DEC 8TH
THUR DEC 12TH - SUN DEC 15TH
THUR/FRI 4-7PM
SAT/SUN 12-7PM
![](http://worldstallestglasstree.com/cdn/shop/files/tree-top-treasures.jpg?v=1722360884&width=1500)