The Letti Lili Inflatable World is a place in the center of Dziwnów at Mickiewicza. There is a Polo supermarket nearby.

The Letti Lili Inflatable World offers children the opportunity to play outdoors in various types of objects, such as bouncy castles and trampolines. All attractions are available for the price of one ticket (PLN 20). The ticket has no time limit. For an additional PLN 10, it is possible to enter and leave the Letti Lili Inflatable World area on one day. There are also chairs and tables in the Letti Lili Inflatable World. You can eat your own meals or buy them on the spot, e.g., at a pea soup stand or a nearby fish smokehouse.