reporter: i m getting the shivers here. you can get the shivers because this is his robe. reporter: is this real? yes, signed by muhammad ali and truly one of our treasured objects. reporter: you are kidding me. what do we have here? this is prince s club guitar he commissioned in 1983, first for purple rain. you might remember it. reporter: i do. one of my favorites, it is a shot from dora as they were developing her character, as the first bilingual cartoon character representing kind of young latinas across the hemisphere. they re absolutely beautiful. these are missie copeland s ballet shoes signed by missie. she put pancake makeup on to make them her skin tone because they didn t make ballet shoes for women of darker hues. so it is a powerful indication of exclusion, but also, breakthrough. this remarkable shield, of course, prop shield, from reporter: you are sure i can t?
Make them her skin tone because they didn t make ballet shoes for women of darker hues. so it is a powerful indication of exclusion, but also breakthrough. this remarkable shield, of course, prop shield, from reporter: you are sure i can t? nope. by the powers vested in me i say you can t. amazing prop shield from captain america from 2014. reporter: you know, i am actively pushing myself away from picking that up. reporter: this is billie jean king s tennis dress she wore. reporter: right. in the battle of the sexes. so i will show you something really special. i give you, richard lui, the national muppet collection. this is kermit. reporter: this is number one? this is kermit one. it all started right here. this is the very first grover and the first cocky monster. reporter: cookie monster. don t you want to go over and talk to them? absolutely. reporter: thank you. you re welcome.
These are missy copeland s ballet shoes. she put makeup on them to make them her skin tone because they didn t make ballet shows for women of darker hues. it s this powerful indication of exclusion and breakthrough. this remarkable prop shield from are you sure i can t nope, by the powers vested in me, i can t. the shield from captain america from 2014. you know, i am actively pushing myself away from picking that up. this is billie jean king s tennis dress that she wore in the battle of the sexes. so now i m going to show you something really special. i give you, richard lui, the national muppet collection. this is kermit. this is number one. this is kermit one. it all started right here. this is the very first grover. the first cookie monster.