Sunday Afternoons: 
Slack Key Guitar Concerts.  Traditional Hawaiian slack key guitar and `ukulele concerts.  April 6 – Circle of Life; April 13 – Gift of the Ancestors; April 20 – Honoring Raymond Kane; April 27 – For the Birds.  Tickets: $20 ($15 keiki/seniors).  The concerts are nahenahe – soft and sweet.  Slack key guitar and `ukulele in the real old style.  All traditional music with songs and stories of the islands, telling the history of this Hawaiian musical art form.  A portion of the proceeds supports the Hale Halawai `Ohana `O Hanalei.  Hanalei Family Community Center, 5-5299 Kuhio Hwy., Hanalei.  3 to 5 p.m.  For information and reservations call (808) 826-1469 or visit www.McMasterSlackKey.com.

Every Sunday:
Makauwahi Cave Tour. The richest fossil site in the Hawaiian islands is found east of Poipu at the Makauwahi Cave, an open ceiling sinkhole that is a uniquely preserved archaeological site. Considered a living museum, this 17-acre area serves to both interpret ancient history of Hawaiian plant, animal and human activity. Wear walking shoes, bring water. Makauwahi Reserve, 9 a.m. to 2 p.m. Donations are welcome. For information or reservations, call (808) 482-1059, or visit www.cavereserve.org.  Located in Maha`ulepu, 3 miles east of Poipu.