Step back in to Black Mesa, in the labcoat of Dr. Eli Vance. This mod will have great new graphics, while still retaining the Black Mesa theme, and the Half-Life mood.
Go to www.moddb.com/mods/hypernova for the ModDB profile.
For the first post, I give you a remade Subtransit. Here's a screenshot:http://www.moddb.com/mods/hypernova/images
It's still untextured, but I think I prefer texturing in the end. There's still a lot to add, but I feel that it's a good start.