In "The 7th Voyage of Sinbad," several notable monsters appear, showcasing the film's blend of adventure and fantasy. Key creatures include a giant cyclops, which captures Sinbad's crew, and a fire-breathing dragon that guards a treasure. Additionally, there’s a formidable skeleton that Sinbad battles, animated by magic. The film is renowned for its pioneering use of stop-motion animation, particularly by Ray Harryhausen, bringing these fantastical beings to life in a visually striking way.

"The 7th Voyage of Sinbad," released in 1958, was primarily filmed in Spain, specifically in the region of the Canary Islands and at the Studios of the Spanish company, Estudios Cinematográficos de Madrid. The film also featured extensive use of special effects and stop-motion animation by Ray Harryhausen, which contributed to its fantastical visual appeal. The combination of the scenic locations and innovative effects helped create the magical world of Sinbad's adventures.

You can watch "The 7th Voyage of Sinbad" on various streaming platforms. It's often available for rent or purchase on services like Amazon Prime Video, Google Play Movies, and YouTube. Additionally, check if it’s included in any subscription services like HBO Max or Hulu, as availability can vary by region. You might also find DVD or Blu-ray copies at local retailers or libraries.