Boarding, launching, entering, plunging into, setting out...
If it is a ship, "board".
The likely word is embarking (leaving on a ship, or a journey).
Embarking. Getting off the ship is referred to as disembarking. :)
what is the nature of the trip upon which the 29 travelers are embarking
Recruits Embarking - 1904 was released on: USA: January 1904
Cuban Volunteers Embarking - 1898 was released on: USA: June 1898
Embarking
Embarking Wood in the Far East - 1904 was released on: USA: October 1904
Roosevelt's Rough Riders Embarking for Santiago - 1898 was released on: USA: June 1898
71st N-Y- Volunteers Embarking for Santiago - 1898 was released on: USA: June 1898
Embark is like "to start" in ye olde english. So you would embark on an adventure.
The cast of The Duke of Connaught Embarking on the Alberta at Cowes - 1901 includes: Prince Arthur Duke of Connaught as himself
Another word for wedding is Marriage. Another word is Matrimony