Some Facts: An eruv cannot be made in a reshus harabim. Many eruvin are made in cities nowadays. Cities are much bigger now than they were thousands of years ago. Yet it seems that in those ...
I recently visited Juneau, Alaska. It is a small city of 35,000. The city limits are quite large, however -- 3,225 square miles -- but much of this area is separated from downtown Juneau on Douglas ...
Inspired by Is Juneau, Alaska -- surrounded by natural barriers -- a natural eruv Is there a maximum square mile or square kilometer area that may be enclosed by an Eruv? (sources)
Inspired by Matzah eruvin on erev Pesach Can egg Matzo be used to make an Eruv Chatzeiros on Pesach? On Pesach, Ashkenazim do not eat egg Matzo; however, it is not Chometz. In certain instances it ...