6
votes
1answer
117 views

Why don't islands read the m'gila two days?

Bavli, M'gila 5 amud 2, cites a doubt as to when the m'gila is read in T'verya: on the fourteenth of Adar, as in most places, or on the fifteenth, as in a city walled since the time of Y'hoshua. The ...
4
votes
1answer
33 views

Southern Birkas Ha'ilanos

I've seen Saying Mashiv HaRuach in the Southern Hemisphere. Similarly, is Birkas Ha'ilanos (ברכת האילנות) said in Tishrei in the southern hemisphere? That's when the trees bloom.
4
votes
0answers
69 views

Geographic size of an Eruv

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)
5
votes
0answers
76 views

Is Juneau, Alaska — surrounded by natural barriers — a natural eruv

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 ...
3
votes
1answer
168 views

Is visiting Antarctica permitted for a Jew?

Antarctica can have very short days or very short nights. As discussed elsewhere on this site, finding the right time to pray can be difficult. Is it permissible to visit places like this?
11
votes
2answers
425 views

May one walk under the Arch of Titus?

I have heard that it is prohibited (or at least that the custom is not) to walk under the Arch of Titus in Rome. Is this accurate? If so, what is the source? Would it make a difference if a large ...
5
votes
0answers
129 views

Late sunset times and Jewish observance

This question is distinct from other questions which ask how and when to begin Shabbat, etc. when there is no sunset. I am asking about places in which sunset occurs very late during certain times of ...
6
votes
0answers
50 views

Shkiya/Netz behind a mountain [duplicate]

Possible Duplicate: Commencing Shabbos If one is located behind a mountain, what time is Shkiya or Tzeis? Is it when the sun sets below the "calculated" horizon (when the sun should set ...
5
votes
1answer
83 views

Halachic sources on business ethics in a globalized industry?

The usual rule in halachah, as far as business dealings, is הכל כמנהג המדינה - everything follows the local custom. This applies to things like expected product quality (Shulchan Aruch Choshen Mishpat ...
6
votes
2answers
167 views

Walled cities for Purim other than Jerusalem

The holiday of Purim is unique in that some locations celebrate it on different days. The rule is: if the city was walled at the time of Joshua's conquest of the Land of Israel then they celebrate on ...
6
votes
1answer
97 views

Walled from the times of Joshua: Why Joshua?

The Halacha is that those who live in a city that was walled in the times of Yehoshuah reads on a different day. The question is why from Yehoshuah (Joshua) when the commentaries explain it they speak ...
4
votes
2answers
95 views

Why be happy Shushan Purim?

Rama (695:2) quotes from the Maharil (though I don't see it there): וחייב במשתה ושמחה קצת בב׳ ימים י״ד וט״ו and one must have a drinking party and joy, a little, on two days: the fourteenth and ...
4
votes
0answers
110 views

On a boat in the Arctic Circle [closed]

I and my wife will be spending Shabbat Hagadol (this year the 31st of March) on a ship. The evening before the ship will be leaving one of the more northern ports of Norway, and navigating through ...
72
votes
3answers
2k views

Implications of Samoa skipping a Friday

This week, the island of Samoa is switching time zones, causing it to skip from Thursday directly to Saturday. Out of simple curiosity, what implications might this have on any Jews on the island? ...
6
votes
1answer
121 views

When is “vesain tal umotor” said in Australia?

When is "vesain tal umotor" said in the Southern Hemisphere eg Australia?
2
votes
1answer
214 views

Eiruv in Manhattan?

There are two ways one could build an Eiruv on an island: One build walls, Tzuras Hapesachs, etc. One relies on the "natural" walls. This hetter applies only if The ocean does not bring up ...
8
votes
2answers
123 views

How did the Sages know that Jerusalem had a wall in the times of Joshua?

The criterion for whether a city celebrates Purim on 14 Adar or Shushan Purim on 15 Adar is whether it was walled in the times of Joshua (about 3300 years ago). (Well, Shushan itself is an exception, ...
11
votes
4answers
277 views

Commencing Shabbos: Shkiya behind a mountain

It is common practice nowadays for Shuls to publish the zmanim (times) to begin Shabbos (the Sabbath) and other activities. These times, it would seem, are based upon standard calculations of sunrise ...