The park opened in 1983 and has been operating seasonally since then.

Starting in 1980, a fish plant was operating seasonally for four months of the year.

Investigators said the plant operated seasonally and had not yet opened for the year.

The post office operated seasonally during the summer from 1929 until closing in December 1933.

Some are special services, such as ski routes that only operate seasonally.

In early 2009, it was announced that this attraction would operate seasonally.

However, regular heritage service would operate only seasonally, in spring and summer months, not year-round.

The Museum operates seasonally, performing the majority of its programming during the warmer months.

Carnival Spirit seasonally operated from the port during fall and winter seasons.

But the can company closed 15 years ago, and the sardine canners now operate seasonally.