The royal family was known to take trips to Lech, Austria, which was reportedly Princess Diana's favorite ski area. She was photographed wearing the suit there in 1992.

While many of items were worn on formal occasions, others demonstrated Diana’s quintessential take on casual ‘80s and ‘90s style, including a scarlet nylon ski suit and an oversized ...

The auction, "Princess Diana's Style & A Royal Collection," will take place June 26 in Beverly Hills, California.

A ski suit is displayed ahead of the largest collection of Diana, Princess of Wales clothing to be auctioned at the Peninsula London on June 3 in London, England.

One of the Diana items estimated to bring in the most money is a Bruce Oldfield two-piece yellow and floral-patterned silk ensemble, center, which the princess wore to Royal Ascot in 1987.

Nearly three decades after Princess Diana's tragic death, fans continue to be royally inspired by her style. In honor of her birthday July 1, look back at some of her fashions over the years.

Amongst many things, Princess Diana of Wales was known as a style icon throughout her life in the public eye. Pieces like her wedding dress set trends for an entire generation of brides, as did many ...

This photo of Princess Diana in the HEAD ski suit speaks for itself. Iconic. Photo taken in Malbun, Liechtenstein in January 1985.Photo: Jayne Fincher/Princess Diana Archive/Getty Images ...