The Bulgaria 10,000 Leva Banknote is part of the 1997 issues of the Bulgarian National Bank. It has hints of olive green, yellow, and blue. The obverse depicts educator Petar Beron, two globes, a rhinoceros and a whale from Beron’s Primer Containing Diverse Instructions which is also known as The Fish Primer. The reverse of the note depicts a telescope, a map, a ringed planet, phases of the moon, and scientific equipment. The banknote contains a holographic stripe and a solid security thread with a demetallized Bulgarian text. It also has a rampant lion watermark and is 112 x 62 mm in size . It is also in uncirculated condition and has been TAP authenticated with a grade of 60-70.