100-year-old aqueduct, once world's largest concrete structure. Ripley's Believe It or Not bills it "The River That Crosses Itself."
Carlsbad, NM LandmarksZoo, botanical gardens with Chihuan Desert flora /
Carlsbad, NM Zoos1,200 -plus square feet of model RR track, model / toy trains, 2.5 -mile minitrain ride through Alameda Park....
Scenic paved bicycle-jogging-walking trail through the Spring River corridor....
Pioneer and Railroad artifacts, restored log cabin...
For study of sun. Visitor center....