There are some deserts around Isfahan, we offer you depends on the weather, season, your interests and conditions to go to which of them, time range, and accommodation. For example night time is better in summer, while camping is cold in winter. If you have more than one day Mesr is a good choice. The price is about 50 Euros contains transportation, & one meal, but it is based on amount of travelers, meals, & time range. For tow days include accommodation & meals it is about 100 Euros.