Photographer: J. Griffis Smith

San Antonio's premier museum, founded in 1926, featuring unique history, science and cultural exhibits. Visitors can view live theater, national traveling exhibits, dinosaur reproductions, a 2,000-year-old mummy, EcoLab with live animals, Dog Trot and Hill Country log cabins and historical homes on the banks of the San Antonio River.

The four-level H-E-B Science Treehouse, on the museum grounds, houses hands-on science exhibits and activities for all ages. Visitors can launch a tennis ball two stories high, play music with laser beams, watch weather demonstrations and monitor the Witte Weather Station. A two-level treehouse, with panoramic view of wildlife in adjacent Brackenridge Park, is connected to the main Science Treehouse building.

Admission fee, except free Tues. 3 - 9 p.m.