Travelling to foreign land | Crossing sea
As per Maha periava, Pitrus cannot tae our offerings from foreign land. Sradhaa has to be from India only. https://mahaperiyavaa.blog/2014/05/05/pithru-karyam-in-foreign-land/ As per Acharya of Sringeri mutt, foreign travel is prohibitted only for dvijas; sudras can travel. https://tamilandvedas.com/2013/11/26/foreign-travel-banned-for-brahmins/