Please capitalize where necessary: race about on your futuristic bike with ben 10.
A: Race about on your futuristic bike with ben 10.

Please capitalize where necessary: it was no use him taking a run in a car to admire the local scenery; he just fell asleep and didn't see anything, except in the brief intervals when the car stopped, when he might open his eyes to identify some landmark known to him.
A: It was no use him taking a run in a car to admire the local scenery; he just fell asleep and didn't see anything, except in the brief intervals when the car stopped, when he might open his eyes to identify some landmark known to him.

Please capitalize where necessary: sarcophagus outside the museum in rome's old port city, ostia antica.
A: Sarcophagus outside the museum in Rome's old port city, Ostia Antica.

Please capitalize where necessary: there will also be a keysigning party and a dr. tux where users can ask questions about gnu/linux.
A:
There will also be a keysigning party and a Dr. Tux where users can ask questions about GNU/Linux.