Now Playing: Massive museum fire in Brazil

Now Playing: Egypt builds $1 billion museum

Now Playing: The Museum of Illusions in New York City will flip your world upside down

Now Playing: First menu designed for kids by kids debuts at Great Wolf Lodge

Now Playing: New birthday cake-flavored Oreos celebrate Mickey Mouse’s 90th birthday!

Now Playing: ‘Game of Thrones’ creator says show doesn’t have to end?!

Now Playing: Disneyland Resort’s ‘Plaza de la Familia’ celebration is all about family

Now Playing: Betty White gets standing ovation at 2018 Emmys

Now Playing: Bristol Palin dishes on MTV’s ‘Teen Mom OG’

Now Playing: Celebrity trainer Ian Smith shares an at-home fall workout routine

Now Playing: Backstage at the 2018 Emmy Awards

Now Playing: Emmy winner turns speech into marriage proposal

Now Playing: Romance novelist in court after arrest in husband’s slaying

Now Playing: 1st private citizen purchases ride around the moon

Now Playing: Jaycee Dugard ‘outraged’ over release of Elizabeth Smart’s captor

Now Playing: Chen to leave ‘The Talk’ amid husband’s scandal: Report

Now Playing: ‘Mrs. Maisel,’ ‘Game of Thrones’ win big at Emmys

Now Playing: Rising waters in Carolinas threaten to worsen historic flooding

Now Playing: Kavanaugh, accuser called to testify at public hearing

Now Playing: Trump directs release of parts of classified Russia warrant