BASE-jumping ... indoors

Skydiver Miles Daisher parachutes down from the highest point of the 19-story-tall atrium at Gaylord National Hotel in National Harbor, Md., April 4, 2013.

Daisher participated in a first-ever indoor atrium jump, the 3,300th BASE jump by himself, to promote the September 21st National Red Bull Flugtag homemade flying machine competition in National Harbor.

Skydiver Miles Daisher plays with his daughter and son after he landed safely after parachuting down from the highest point of the 19-story-tall atrium at Gaylord National Hotel in National Harbor, Md., April 4, 2013.

Skydiver Miles Daisher parachutes down from the highest point of the 19-story-tall atrium at Gaylord National Hotel in National Harbor, Md., April 4, 2013.

Daisher participated in a first-ever indoor atrium jump, the 3,300th BASE jump by himself, to promote the September 21st National Red Bull Flugtag homemade flying machine competition in National Harbor.

Skydiver Miles Daisher lands safely after parachuting down from the highest point of the 19-story-tall atrium at Gaylord National Hotel in National Harbor, Md., April 4, 2013.

Daisher participated in a first-ever indoor atrium jump, the 3,300th BASE jump by himself, to promote the September 21st National Red Bull Flugtag homemade flying machine competition in National Harbor.

Skydiver Miles Daisher celebrates with teammate Jeff Provenzano of the Red Bull Air Force after he landed safely from parachuting down from the highest point of the 19-story-tall atrium at Gaylord National Hotel in National Harbor, Md., April 4, 2013.

Daisher participated in a first-ever indoor atrium jump, the 3,300th BASE jump by himself, to promote the September 21st National Red Bull Flugtag homemade flying machine competition in National Harbor.

Skydiver Miles Daisher kisses his wife, Nikki, as his daughters look on after he safely landed his parachute jump from the highest point of the 19-story-tall atrium at Gaylord National Hotel in National Harbor, Md., April 4, 2013.

Daisher participated in a first-ever indoor atrium jump, the 3,300th BASE jump by himself, to promote the September 21st National Red Bull Flugtag homemade flying machine competition in National Harbor.

Skydiver Miles Daisher celebrates landing safely after parachuting down from the highest point of the 19-story-tall atrium at Gaylord National Hotel in National Harbor, Md., April 4, 2013.

Daisher participated in a first-ever indoor atrium jump, the 3,300th BASE jump by himself, to promote the September 21st National Red Bull Flugtag homemade flying machine competition in National Harbor.

Skydiver Miles Daisher completed the first-ever indoor atrium jump, at Gaylord National Hotel in National Harbor, Md., April 4, 2013. It was the 3,300th BASE jump by himself, to promote the September 21st National Red Bull Flugtag homemade flying machine competition in National Harbor.

Skydiver Miles celebrats with his children after safely landing a parachute jump from the highest point of the 19-story-tall atrium at Gaylord National Hotel in National Harbor, Md., April 4, 2013.

Daisher participated in a first-ever indoor atrium jump, the 3,300th BASE jump by himself, to promote the September 21st National Red Bull Flugtag homemade flying machine competition in National Harbor.

Skydiver Miles Daisher parachutes down from the highest point of the 19-story-tall atrium at Gaylord National Hotel in National Harbor, Md., April 4, 2013.

Daisher participated in a first-ever indoor atrium jump, the 3,300th BASE jump by himself, to promote the September 21st National Red Bull Flugtag homemade flying machine competition in National Harbor.