I'll be able to tell you if a pond adds monetary value if it ever rains again and I can get this big dry Texas hole on the market.
http://www.pondboss.com/ubb/ultimatebb.php?ubb=get_topic;f=20;t=002671;p=2 I mowed 3 acres of 7 ft high sunflowers out of the bottom of this hole last weekend.
There is a brighter side thou, if it don't rain soon the dove hunting should be exceptional with all the fresh open dirt and sunflower seeds.