I see wonderful things

Heidelberg Tun is world's largest wine barrel made of oak, stored in cellars of Heidelberg Castle, Germany.

Built in 1751 from 130 oak trees by Prince Elector Karl Theodor and it stands 9m high, 7m wide, holds about 220,000 liters , and has a dance floor built on top of it. pic.twitter.com/qrWkTNY7Ya

— Archaeo - Histories (@archeohistories) November 15, 2021

I visited this some decades ago.  Magnificent.  But 130 oaks?  Woof.