Olivia Wilde Explains Marriage Split After Teen Wedding

is looking back on the whirlwind romance that saw her marry an Italian prince after getting engaged at Burning Man when she was just 19.

The actress, 42, opened up about her eight-year marriage to filmmaker and aristocrat Tao Ruspoli during an appearance on the Call Her Daddy podcast, admitting she was struck by doubts almost immediately after saying 'I do.'

Long before her high-profile relationship with , with whom she shares two children, Wilde tied the knot with Ruspoli in 2003 in what she now describes as a wildly impulsive decision.

The pair became engaged at the free-spirited festival before exchanging vows aboard an abandoned school bus in rural .

'It seemed like probably the craziest thing to do, and it was so romantic and insane,' Wilde recalled.

'And then, immediately, I was like, "Wait, what the f*** did I just do?"'

She added, ‘Because I had a pattern already at that point of spontaneous decision making.

'And I think that is one of the beauties of youth, but I would get myself into a whole bunch of trouble all the time.’

The pair remained married for several years before announcing their separation in February 2011, with their divorce finalized later that year; Above, in 2010