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Join Date: Sep 2009
Location: Minneapolis: DL DM charter 2.3MM
Programs: A3*Gold, SPG Plat, HyattDiamond, MarriottPP, LHW exAccess, ICI, Raffles Amb, NW PE MM, TWA Gold MM
Posts: 102,617
To expand of this answer, all DL GMs and above have SkyTeam ElitePlus status.
Also, AMS has a Schengen lounge (IIRC Crown lounge 25, on the mezzanine level) too, which ElitePlus (plus one guest) can access in connection (pun intended) with a KLM or other SkyTeam operated Schengen flight.