1830 Arevalo, saw two objects, one of which landed. He walked within 150 m of the aluminum-looking craft which gave off a greenish-blue vapor and "an intense smell of burning benzine." A large, flat section on top was revolving above a glass cabin in which could be seen four tall men, dressed in something like cellophane, working at various instruments. They saw him and shone a light in his direction while a blue light illuminated the craft; the vapor increased and flames (alternately reddish and greenish) shot out of the base while the object rose with a faint hum. Both craft flew away toward…