Source: YVRShoots — Twitter
The Speed Force shows Barry his mother's grave, and later he visits it with Iris in episode 2x21 "The Runaway Dinosaur". The team attends Barry's father's funeral in episode 2x23 "The Race of His Life".
Mulder and Scully follow Lauren Kyte to the cemetery where she is putting flowers on her boss's grave in episode 1x06 "Shadows".
Source: XF Marks the Spot
Mulder & Scully attend Colonel Belt's funeral in episode 1x09 "Space".
Savage watches the deployment of the Leviathan weapon and later he fights with Kendra in episode 1x13 "Leviathan".
Daniel attends his old mentor's funeral and meets some old colleagues in episode 4x13 "The Curse".
Daniel gives the eulogy at Catherine Langford's funeral in episode 8x19 "Moebius: Part 1".
Cemetery where Zak's funeral is performed in episode #104 "Act of Contrition".
Source: Battlestar Galactica Filming Locations
Flynn visits the graves of his wife and daughter in episode 1x06 "The Watergate Tape".
Source: What's Filming — Twitter
From episode 1x03 "Aleksander".