Search for long term parking.. Many RV parks offer Wi-FI (open not encrypted anyone can see you and hack you) such as it is (often low bandwidth) But some LONG TERM parks will let you run your own cable or phone line to your RV ... Some parks already have cable and depending on the system you MAY be able to hook up a cable modem at your site,, Some systems can not do that.
But the key is to call the park and find out if you are not planning on moving.
ALT... Even if that is the case there are a couple of services where you can subscribe even if there is no phone line (DSL) or cable from miles around
Mobile: Hughes (NOT GEN whatever but the older service) you can access from dang near anywhere USA and you can set it up as your self once properly trained.
EXCEED. if you are not moving, this one offers different plans some of which are good enough to stream video. Sample
Google: Ham Nation.
Episodes featuring Bob Heil (most of them) K9EID Bob uses Exceed internet to stream video, Multiple streams incoming and one outgoing during the show. It is live tonight at 9pm Eastern by the way.
No matter if you are interested in Ham Radio... Watch an episode so you can see how well Exceed works for BOB. You can also contact him (Address on screen during show or http://www.heilsound.com ) and he will answer questions when he has the time.
Bob is a member of the Rock and Roll hall of fame.. he plays Theater Organ.