Here is a list for maps that are pretty good.

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de_nuketownsauna_v2
http://css.gamebanana.com/maps/178539

de_lite_rc1
http://css.gamebanana.com/maps/178761

cs_office_90s
http://css.gamebanana.com/maps/178385

cs_assault_hostel
http://css.gamebanana.com/maps/177723

cs_meatlight
http://css.gamebanana.com/maps/178016

cs_motel_night
http://css.gamebanana.com/maps/177487

cs_sprint_trading_HQ
http://css.gamebanana.com/maps/176785

cs_comtemporain_alpha
http://css.gamebanana.com/maps/175850