Thor filmed at Raleigh Studios, Manhattan Beach. Asgard and Jotunheim were built as studio sets at this Los Angeles studio, then extended with CGI. On screen it's Asgard and Jotunheim.
Probable Named in published production coverage; the coordinate is the place itself, checked against a gazetteer.
Planning the trip? The United States travel atlas covers money, language and getting aroundand everything filmed in Manhattan Beach is on one page
Venture keeps every scene location on one map, sorted by how far you'd have to walk. Open it in Manhattan Beach and it tells you what was shot around you, how to get there, and whether you can actually go in.
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