Here are 27 of our favorite pictures posted on The Source in 2010. Click a picture to read the related story.

From: Gold Line repairs expected to clear single track for service by early afternoon

From: Metro distributes first round of Measure R funds to five cities

From: Chemical and biological weapon sniffing dog introduced

From: Transit oriented W Hollywood Hotel opens today

From: Metro gets buses from Recovery Act

From: Fences going up on the Eastside Gold Line

From: Hundreds cited for Blue Line safety violations in LASD/LAPD operation

From: A pedestrian’s view of the Blue Line

From: A small step for Crenshaw line

From: Dodger Express opens its season

From: 2nd Annual Downtown L.A. Ride Rolls through Downtown

From: Sunset Boulevard bridge meet hoe ram…hoe ram meet Sunset Boulevard bridge

From: How are the new bus schedules treating you?

From: Foothill Extension groundbreaking: “This whole county is going to change”

From: Dump the Pump!, so says public officials

From: Metro Neighborhood Poster series gets featured at the 2010 California Design Biennial

From: Interactive planning workshop at the center of Moving Beyond Cars event

From: Rockettes at Metro Blue Line Pico/Chick Hearn Station

From: Building the Expo Line

From: A glimpse at the Foothill Extension Gold Line

From: Metro Bus detail forms urban barricade for Marine One’s safe landing

From: Public officials celebrate federal loan for Crenshaw/LAX light rail line

From: Scenes from the Skirball Bridge demolition

From: A few pics from CicLAvia

From: Neighborhood Reconstructed by Jessica Polzin McCoy

From All Pasadena area stations in service; only Sierra Madre Villa remains closed due to 210 freeway accident

From: Metrolink debuts new rail cars as part of Whistlestop tour