Question: How many meters is Riverbank State Park above the largest river in the state Tito visited when he saw the organization North Korea is a member of?

There are seven state parks within the confines of New York City, including Clay Pit Ponds State Park Preserve, a natural area which includes extensive riding trails, and Riverbank State Park, a 28-acre (110,000 m2) facility that rises 69 feet (21 m) over the Hudson River. <SEP> The river originates in the Adirondack Mountains of Upstate New York, flows through the Hudson Valley, and eventually drains into the Atlantic Ocean, between New York City and Jersey City. The river serves as a political boundary between the states of New Jersey and New York, and further north between New York counties. The Hudson River is a 315 - mile (507 km) river that flows from north to south primarily through eastern New York in the United States. The lower half of the river is a tidal estuary occupying the Hudson Fjord, an inlet which formed during the most recent period of North American glaciation, estimated at 26,000 to 13,300 years ago. Tidal waters influence the Hudson's flow from as far north as Troy. <SEP> As of May 2018, 193 states have become parties to the CWC and accept its obligations. Most recently, the State of Palestine deposited its instrument of accession to the CWC on 17 May 2018. In September 2013 Syria acceded to the convention as part of an agreement for the destruction of Syria's chemical weapons.As of November 2018, 96.62% of the world's declared chemical weapons stockpiles had been destroyed. Israel has signed but not ratified the agreement, while three other UN member states (Egypt, North Korea and South Sudan) have neither signed nor acceded to the treaty. The convention has provisions for systematic evaluation of chemical production facilities, as well as for investigations of allegations of use and production of chemical weapons based on intelligence of other state parties. <SEP> haw river state park is a north carolina state park in guilford and rockingham counties, north carolina in the united states. as one of the newest state parks in north carolina, haw river has limited recreational opportunities. haw river state park currently houses the summit environmental education center and is located off north carolina highway 150 in browns summit. <SEP> korean presbyterian denominations are active in evangelism and many of its missionaries are being sent overseas, being the second biggest missionary sender in the world after the united states. gsm, the missionary body of the "hapdong" general assembly of presbyterian churches of korea, is the single largest presbyterian missionary organization in korea. in addition there are many korean-american presbyterians in the united states, either with their own church sites or sharing space in pre-existing churches as is the case in australia, new zealand and even muslim countries such as saudi arabia with korean immigration. <SEP> During a visit to the United Nations in the late 1970s emigrants shouted "Tito murderer" outside his New York hotel, for which he protested to United States authorities. Tito's visits to the United States avoided most of the Northeast due to large minorities of Yugoslav emigrants bitter about communism in Yugoslavia. Security for the state visits was usually high to keep him away from protesters, who would frequently burn the Yugoslav flag.