Marineland Pacific Sea Arena Sea Lion Show Chrome Postcard 1958 Golden West

Measures: 5.5" x 3.5" Vintage chrome postcard of the Sea Arena at Marineland of the Pacific, Palos Verdes, California, capturing a live sea lion performance with uniformed trainers before a packed stadium audience. A sign reading "Marineland Globe Trotters" is visible at poolside. • Type: Mirro-Krome Chrome Postcard • Publisher: Golden West Color Card Co. • Catalog No.: GW-73 • Era: Chrome (1958) • Subject: Sea Arena sea lion show, Marineland of the Pacific • Location: Rancho Palos Verdes, California • Condition: VG — Unused; minor adhesive residue on back, otherwise clean image side • Size: Standard 3.5" × 5.5" Mirrо-Krome was Golden West Color Card Co.'s branded glossy photo-offset chrome process, used extensively for California roadside and tourist-attraction cards in the 1950s–60s. Marineland of the Pacific (opened 1954) was the world's first oceanarium; it closed in 1987, making documentary cards like this genuinely collectible roadside Americana and California tourist-attraction ephemera. Strong crossover appeal for: California topographical collectors, 1950s roadside Americana collectors, amusement-park and oceanarium collectors, and mid-century travel-ephemera collectors. Shipped securely in a protective sleeve and rigid toploader. Combined shipping available — add $0.50 per additional postcard.