Hidden Treasure on Green Lake WI offers accommodations in Markesan, 27 miles from EAA AirVenture Museum and 30 miles from University of Wisconsin-Oshkosh. Both free Wifi and parking on-site are accessible at the vacation home free of charge. Providing access to a terrace, this air-conditioned vacation home comes with 1 separate bedroom and a fully equipped kitchen. A flat-screen TV is offered. The accommodation is non-smoking. Oshkosh Public Museum is 31 miles from Hidden Treasure on Green Lake WI. Outagamie County Regional Airport is 46 miles from the property.